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The Towel Glossary.

Working glossary of custom OEM towel manufacturing terms: GSM, OEKO-TEX, combed cotton, jacquard, sublimation, MOQ, FOB and more.

A

Anti-Microbial Finish

Chemical treatment that inhibits bacterial growth in textiles.

Anti-microbial finishes (silver-ion or quaternary ammonium based) are applied to towels destined for hospital, veterinary or spa-wet-area use. They inhibit odor-causing bacteria and reduce wash-cycle frequency requirements. Costs USD 0.10-0.30 per piece extra. Not required for hospitality bath programs — focus instead on proper laundering protocol.
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AQL (Acceptable Quality Level)

The QC sampling standard used in textile inspection.

A statistical sampling protocol (ISO 2859-1) that defines what percentage of defects is acceptable in a production lot. AQL 2.5 means up to 2.5% defective units in a sample size set by lot size. Industry standard for towel orders is AQL 2.5 for major defects, AQL 4.0 for minor defects. Independent third-party inspection (SGS, Bureau Veritas, Intertek) typically costs USD 250-450 per inspection day.
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AQL Inspection

Sampling-based quality inspection standard.

AQL (Acceptable Quality Limit) is the ISO 2859 sampling standard used by third-party inspection firms (SGS, Bureau Veritas, Intertek) to verify shipment quality without inspecting every piece. AQL 2.5 is the standard for our hospitality programs (about 1.5-2.5% defects tolerated in the inspected sample). Higher standards (AQL 1.0 or 0.65) available for medical and aviation programs. We can host third-party inspection at our mill before container loading.
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B

Bath Sheet

Oversized bath towel format for full-body wrap.

A bath sheet is the oversized version of a bath towel, typically 90x170 cm (standard) up to 100x200 cm (luxury hospitality) or 110x220 cm (spa wrap). Used 30-40% more cotton per piece than a standard bath towel, making it the 'feature' piece in any hotel program. Most luxury hotels stock 1 bath sheet plus 2-3 bath towels per guest. See our towel sizes & dimensions guide.
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BSCI Audit

Business Social Compliance Initiative audit for labor conditions.

A third-party social compliance audit covering working hours, wages, freedom of association, safe working conditions and similar labor practices. Scored A through E (A and B acceptable for most EU buyers). Required by many EU and increasingly US buyers as part of supplier onboarding. Audits are valid for up to two years. LUMA & CO. holds a BSCI score B (last audited 2025).
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BSCI vs SA8000

Two social-audit standards for ethical manufacturing.

BSCI (Business Social Compliance Initiative) is a multi-industry social audit program covering labor practices, working hours, health & safety and wages. SA8000 is a more stringent standalone social accountability standard. We are BSCI audited (renewed annually) and can supply on-request. SA8000 audits available for larger programs willing to share the audit cost.
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C

Combed Cotton

Cotton processed to remove short fibers, yielding stronger softer yarn.

After spinning, cotton fiber goes through an optional combing step that removes short fibers (under 13mm) and impurities. The remaining longer fibers spin into stronger, smoother, softer yarn at the same yarn count. Combed cotton costs about 15-25% more than uncombed ring-spun because 15-25% of the raw cotton weight is removed as waste. Recommended for any 4-star and above hotel program or any premium retail bath line.
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CPC (Cost Per Click)

An ad-pricing metric used as a proxy for keyword commercial intent.

In SEO research, CPC is the average advertiser bid for a keyword in Google Ads. Higher CPC ($3-8) indicates strong commercial buyer intent (people who search are likely to buy). Lower CPC ($0.10-0.80) usually indicates informational intent. In our keyword research, CPC is one of three filters for prioritizing target keywords alongside search volume and competition.
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D

Delta-E

The metric for measuring color difference between two samples.

A numeric measure of perceived color difference between two samples on a 0-100 scale. Delta-E 0 means identical; 1.0 is the smallest difference visible to trained eyes; 2.0 is noticeable to most viewers; 5.0+ is clearly a different color. Industry-standard target for textile color matching is Delta-E under 2.0 on mid-tone colors; saturated and deep colors typically achieve 2.0-3.5.
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Deposit / Balance Payment Terms

Standard payment structure for custom-towel orders.

Standard B2B payment terms for custom OEM textile orders are 30% deposit on PO + 70% balance against shipping documents (T/T wire transfer). For new customers we may require 50/50; for established customers we offer 30/70 or even 20/80 on repeat orders. Letter of Credit (L/C) and Open Account terms also supported for large orders.
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Double-Needle Stitch

Two parallel rows of stitching used on durable towel hems.

Double-needle stitching uses two parallel rows of thread instead of one, producing roughly 2x the seam strength. Essential for gym towels, hospitality bath towels and any program washed in industrial laundry — single-needle hems unravel at 30-40 wash cycles. Spec polyester thread, not cotton, for any double-needle hem destined for chlorine-bleach environments.
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Dye-Sublimation Print

Heat-based dye process embedding color into polyester fibers.

A printing process that turns dye into gas under heat (around 200C) and pressure, embedding it permanently into polyester fibers. Produces full-color, photographic-quality, all-over-pattern prints with excellent wash-fastness because the color is part of the fiber. Works ONLY on synthetic fibers (microfiber polyester). Not possible on cotton. The right choice for athletic, sport and event programs requiring photographic logos or gradient designs. MOQ 500 pcs; lead time 22-28 days.
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E

Edgeless (Laser-Cut)

Microfiber finished without a stitched hem.

Edgeless microfiber towels are ultrasonically cut and sealed at the edge — no thread, no hem stitch line. Used in auto-detailing buffing towels where any thread or hem ridge would risk swirl marks on paint. Production is faster and cheaper than silk-banded but requires specialized cutting equipment. Best for short-pile microfiber (350-500 GSM).
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F

FAQPage Schema

JSON-LD structured data that produces FAQ rich results in Google.

FAQPage is a schema.org type that signals to Google a page contains question-and-answer pairs. Properly implemented, pages with FAQPage schema get expanded SERP listings showing 4-6 questions directly beneath the search result — significantly increasing click-through-rate. We use FAQPage on all 7 industries pages and the homepage.
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Flat vs 3D (Puff) Embroidery

The two dominant embroidery techniques for branded towels.

Flat embroidery stitches the design directly into the towel surface using Tajima or similar multi-head machines, producing crisp 2D logos. 3D (puff) embroidery uses a foam underlay beneath the stitches to create raised, dimensional logos, popular for athletic brand programs. Flat is the standard for hotel crests and corporate monograms. 3D adds 15-22% cost vs +8-15% for flat, with slightly higher wash-cycle attrition.
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FOB vs DDP

Two of the most common Incoterms used in textile shipping.

FOB (Free on Board) means the seller delivers the cargo to the port of origin and the buyer handles ocean freight, customs and inland delivery. DDP (Delivered Duty Paid) means the seller handles everything door-to-door including duties and taxes. FOB is typically 15-25% cheaper for buyers with their own freight forwarder relationships. DDP is simpler for first-time importers. See container vs air freight analysis.
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G

GOTS (Global Organic Textile Standard)

The leading organic-cotton supply-chain certification.

A certification system covering organic-fiber textile products from farm through finished good. Requires at least 70% organic-certified fibers, ecological and social criteria across the supply chain, and prohibits specific chemicals in processing. The default certification for premium organic-cotton towel programs. GOTS-certified cotton costs 18-30% more than conventional. Required by most premium EU and increasingly US sustainability buyers.
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GSM (Grams per Square Meter)

Weight of fabric per unit area; the most-discussed towel spec.

Grams per square meter is the unit-area weight of a textile. For towels, GSM ranges from about 250 (lightweight gym) to 800+ (premium luxury bath sheet). Higher GSM generally means more cotton, longer drying time, higher absorbency capacity, and higher unit cost. Always specify GSM with a tolerance (typically +/- 5%) and measurement standard (ISO 3801 or ASTM D3776). See our GSM decision framework for a per-category guide.
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GSM Tolerance

Acceptable range of variation in fabric weight.

Industry-standard GSM tolerance is ±5% of nominal weight. A 500 GSM spec means 475-525 GSM is acceptable. Tighter tolerance (±3%) available for hospitality programs willing to pay a 4-8% material premium. Slacker tolerance (±8-10%) reduces cost but produces inconsistent batches — not recommended for branded programs.
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H

Hammam / Fouta / Peshtemal

Three regional names for the same flat-weave Turkish-style beach towel.

Hammam (generic Western marketing), fouta (North African / Tunisian), and peshtemal (original Turkish) all describe the same product: a flat-woven cotton towel with fringed ends, used in Turkish bath houses historically and now in beach clubs, resort programs and lifestyle retail. Lightweight (250-380 GSM), pack flat, dry fast. See our Turkish beach towel OEM guide.
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HowTo Schema

JSON-LD structured data for step-by-step instructional content.

HowTo is a schema.org type that signals step-by-step instructional content to Google. Properly implemented, pages with HowTo schema can get expanded SERP listings showing step previews. We use HowTo schema on the hotel linen 90-day roadmap article and the tech-pack template guide.
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I

Incoterms

International Commercial Terms defining buyer and seller responsibilities in shipping.

A set of standardized trade terms published by the International Chamber of Commerce, defining who pays for and is responsible for each step in international shipping. The 2020 revision is currently in force. Most relevant for textile shipping: EXW (Ex Works), FOB (Free on Board), CIF (Cost Insurance Freight), DAP (Delivered at Place) and DDP (Delivered Duty Paid). Always specify which Incoterm and which year revision when negotiating contracts.
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J

Jacquard Weaving

Pattern woven directly into fabric via individually controlled warp threads.

A weaving technique using individually controlled warp threads to produce woven-in patterns. The pattern is structural, woven from colored yarns rather than printed or embroidered on top. Survives indefinite wash and chlorine exposure because the design is part of the textile. Requires a one-time loom card setup (USD 280-650). MOQ typically 1,000+ pieces. The benchmark decoration method for luxury hotel and private-label retail bath programs. See our jacquard design brief.
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K

Keyword Difficulty (KD)

A 0-100 score estimating how hard it is to rank for a keyword.

Keyword Difficulty (KD) is a synthetic score from SEO tools (DataForSEO, Ahrefs, SEMrush) representing the ranking difficulty of a target keyword. Scores 0-10 are very easy; 10-30 are realistic 6-month targets; 30-60 are hard; 60+ are dominated by large established sites. Our keyword strategy prioritizes high-volume keywords with KD < 25 where feasible.
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L

Lab Dip

A small fabric swatch dyed to a target color for approval before bulk dyeing.

A small piece of the production yarn dyed to your target Pantone TCX reference, sent to you for approval before the mill bulk-dyes the order. Most colors require 2-3 lab dip rounds. Evaluated under standardized D65 lighting (daylight simulation) for objective comparison. The single biggest leverage point for color-quality in custom textile manufacturing.
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LCL vs FCL (Container Load)

Less-than-container vs full-container ocean freight.

FCL (full container load) uses an exclusive 20-foot or 40-foot container — typically the right choice for orders over ~10,000 towels. LCL (less-than-container) consolidates your shipment with others — better for smaller orders but with higher per-unit cost and a slower transit. A 20-foot container holds roughly 12,000-18,000 standard bath towels depending on packing. See container vs air freight article.
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Long-Staple Cotton

Cotton with fibers 32mm or longer; the premium cotton category.

A fiber-length category, not a spinning method. Most upland cotton has fibers 22-28mm long; long-staple varieties have fibers 32mm or longer. Longer individual fibers mean fewer fiber ends per inch of yarn, producing stronger and smoother yarn at the same yarn count. Premium long-staple varieties include Xinjiang (32-36mm), Egyptian Giza 86/87/88 (35-40mm), and Pima (35mm+). The default cotton specification for premium hotel and luxury retail bath programs.
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Loom Card (Jacquard)

The digital file driving the jacquard loom; one-time setup cost.

The digital file that programs a jacquard loom to weave a specific pattern, controlling which warp threads are raised on each pick. Creating a loom card for a new design takes 5-8 working days and costs USD 280-650 depending on pattern complexity. Once cut, the loom card can run unlimited future production at the standard per-unit rate, which is why jacquard programs amortize the setup cost across multi-year production rather than single orders.
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Loop vs Velour (Pile Finish)

Two finishing options for cotton terry pile.

Looped terry retains the original yarn loops on the towel surface — maximum absorbency, traditional bath aesthetic. Velour finish shears the loops flat, creating a smooth velvety surface with better color saturation but slightly less absorbency. Many premium towel programs combine both: looped on one side (for drying), velour on the reverse (for decoration and visual appeal). Specify which surface gets which finish in your tech-pack.
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M

Monogram Embroidery

Stitched personalization with letters or a small mark.

Monogrammed bath towels and hand towels are the highest-margin specialty in any luxury textile program. A corner monogram (6-10 cm) reads premium without dominating the towel. Standard thread is polyester (Madeira Polyneon), with tone-on-tone the most luxurious finish. Setup fee USD 80 for digitizing, then USD 0.30-1.60 per piece depending on volume. See monogrammed bath towels OEM guide.
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MOQ (Minimum Order Quantity)

The smallest order a mill will produce, set by setup-cost amortization.

The minimum number of units a manufacturer will produce per design/color/size combination. Industry standard MOQ for custom towels is 500 pcs (300 pcs achievable for single-color embroidered) or 1,000 pcs for jacquard woven programs. MOQs exist because the setup cost (yarn dyeing, loom threading, decoration file digitization) needs to amortize across some number of pieces. See how to negotiate MOQs without losing the volume advantage.
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O

OEKO-TEX Standard 100

The textile industry chemical-safety certification.

A third-party certification testing finished textile products for over 350 harmful substances including formaldehyde, heavy metals, pesticide residues and banned azo dyes. Issued in four product classes (I-IV) by escalating skin-contact intensity. Class I is the strictest (suitable for babies); Class II is required for towels and direct-skin-contact garments. All LUMA & CO. products are OEKO-TEX 100 Class I certified. See how to verify a certificate.
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Open-End (OE) Yarn

Low-grade rotor-spun yarn; avoid for hotel programs.

Yarn produced on rotor-spinning machines (also called open-end spinning) that uses centrifugal force to twist fibers into yarn. Fast and cheap but produces weaker yarn with more loose fiber ends, which pill aggressively under abrasion. Acceptable only for genuinely disposable applications. Any tech-pack that simply specifies 100% cotton without specifying ring-spun or combed risks getting open-end yarn delivered.
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P

Pantone TCX

The Pantone library for textile color matching.

Pantone Textile Cotton eXtended is the Pantone color library calibrated for cotton fabric. Distinct from Pantone C (coated paper, used for print design). When specifying color for textile manufacturing, always use Pantone TCX references rather than Pantone C, the two systems address different substrates and a Pantone 7547 C is NOT the same color as a Pantone 19-4117 TCX. See Pantone color matching for custom towels.
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Private Label

Manufacturing with a brand's label, exclusive to that brand.

A private label towel program is manufactured exclusively for one brand with their woven labels, hangtags and branded packaging. Differs from white label (same product sold to multiple brands under their own labels) — private label is exclusive. We support both models. MOQ for private label is typically 500-1,000 pieces per design due to the custom label setup cost. See private label vs white label article.
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R

Reactive Dye

The dominant dye chemistry for terry cotton — wide color range but bleach-sensitive.

Reactive dyes covalently bond to cellulose fibers, producing bright color across a wide palette including fluorescents and pastels. Used in most commercial bath towel programs. Limitation: degrades under industrial chlorine bleach in 30-60 cycles. Use reactive dye for hospitality programs that wash without chlorine bleach; use vat dye for any program with bleach-cycle exposure.
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Reactive vs Vat Dyeing

The two primary dyeing chemistries for cotton.

Reactive dyes form covalent bonds with cellulose fibers, achieve the widest color range, and offer good wash-fastness (grade 4-5) at moderate light-fastness. Vat dyes have a more limited color range but exceptional wash-fastness, light-fastness and chlorine-resistance, used for deep blues, deep greens, and chlorine-exposed applications like pool towels and hospital linens. Vat-dyed cotton costs about 8-15% more than reactive-dyed but lasts 2-3x longer in aggressive wash conditions.
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RFQ (Request for Quotation)

Formal price-request document from buyer to supplier.

An RFQ is the structured document a sourcing team sends to multiple mills to request comparable quotes. A proper RFQ includes tech-pack, target quantities, target ship date, payment terms, Incoterms and required certifications. Good RFQs get 3 competing quotes in 48 hours. Vague RFQs get 12 clarification emails. See the towel tech-pack template.
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Ring-Spun Cotton

Cotton yarn produced via traditional ring-spinning frame; the durability minimum.

A spinning method where cotton fibers are pulled, twisted and wound onto a ring frame. Produces stronger and smoother yarn than open-end (rotor) spinning, at about 15-25% higher cost. Should be the minimum yarn standard for any commercial-grade towel. Ring-spun towels survive 150-200+ industrial wash cycles; open-end yarn towels degrade by wash 50.
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RoHS / REACH / CPSIA Compliance

Three regional regulatory frameworks for textile chemistry.

REACH is the EU framework regulating chemical substances in products imported to Europe. CPSIA is the US Consumer Product Safety Improvement Act (lead, phthalates) applicable to children's products. RoHS applies to electronic products primarily but referenced in some buyer specs. All our products comply with REACH and CPSIA; test reports available per shipment on request.
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S

Search Intent

The implicit goal behind a search query.

Search intent is classified into four types: informational ('what is GSM?'), navigational ('LUMA & CO. contact'), commercial ('best gym towel brand'), and transactional ('buy custom hotel towels'). B2B sourcing keywords are usually commercial or transactional. Content should match intent — informational queries get long-form guides, transactional queries get product/quote pages.
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Shrinkage Allowance

Pre-wash sizing adjustment to compensate for first-wash shrinkage.

Cotton towels shrink 3-7% in the first wash cycle. To deliver target post-wash dimensions, mills cut the woven fabric 3-7% oversize. Spec dimensions in your tech-pack as either 'pre-wash' (raw cut) or 'post-wash' (after one industrial wash) — without this clarification, dimensional disputes are inevitable.
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Shrinkage Test

Measurement of fabric dimensional change after wash cycles.

A standardized test (ISO 6330 or AATCC 135) measuring how much a fabric shrinks in length and width after specified wash cycles. Industry standard requires shrinkage under 7% in both directions after 5 wash cycles. Premium and hospital-grade specs require under 3%. Pre-shrunk and sanforized finishes can hit under 2%. Shrinkage matters because under-shrunk towels become smaller than their spec after first wash, leading to housekeeping confusion and inventory waste.
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Silk-Banded Edge

Soft satin band finishing used on auto-detailing microfiber.

A silk-banded edge wraps the towel perimeter in soft satin tape instead of a polyester thread hem. Critical for automotive microfiber where a hard polyester thread would scratch paint clear-coat. Slightly more expensive (~USD 0.15-0.30 per piece) but mandatory for any drying towel that contacts painted surfaces. See auto-detailing microfiber program guide.
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T

Tajima Embroidery Machine

The industry-standard multi-head embroidery system.

Tajima Industries (Japan) produces the multi-head computer-controlled embroidery machines used in most premium textile decoration. Tajima TMER, TMEZ and TMBP series support 6-22 thread colors per head, running at 12,000-16,000 stitches per minute. The benchmark for stitch quality, registration accuracy and machine reliability in commercial embroidery production. We operate 16-head Tajima TMBP machines in our decoration house.
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Technical Pack (Tech-Pack)

The document that specifies the towel for manufacturing.

A structured document covering fiber, yarn, weave, weight, size, hem, decoration, packaging and quality requirements for a custom-manufactured towel. The single biggest factor in getting accurate quotes from multiple mills is sending a complete tech-pack instead of an open-ended RFQ. See our tech-pack template guide.
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V

Vat Dye

Bleach-fast dye chemistry used on salon and cruise pool deck linens.

Vat dyes (e.g., indigo, anthraquinone-based pigments) bond into the cotton fiber differently from reactive dyes, producing exceptional chlorine and UV fastness. Standard for any colored salon/barber towel or cruise pool deck towel. Limited color palette (deep tones — black, navy, charcoal, burgundy) but ISO 105-N01 grade 4+ chlorine fastness across 200+ wash cycles. Adds 25-40% to dye cost vs reactive dye.
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Velour Finish

Cotton terry with sheared surface loops for color saturation.

A finishing technique where the surface loops of cotton terry are sheared flat, creating a smooth velvety surface that takes color more vividly than standard looped terry. Trades some absorbency for color saturation and a more luxurious hand-feel. Standard for beach towels, decorative bath towels and any program where saturated brand colors or photographic prints need to read sharply.
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W

Waffle Weave

A textured weave with raised honeycomb cells; lightweight and quick-dry.

A weave structure with raised, recessed honeycomb-like cells across the surface. Produces a textile that is lighter (typically 380-450 GSM) and dries faster than standard terry, with a distinctive textured aesthetic. Common for spa towels, hammam wraps, premium kitchen towels and contemporary minimalist hotel programs. Slightly less plush hand-feel than terry but more sophisticated visually.
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White Label

Stock-spec product sold to multiple brands under their own labels.

White label towels are produced to a standard spec and sold to multiple brand clients, each applying their own label and packaging. Lower MOQ (250-500 pcs) and faster lead time than private label, but no exclusivity — competitors may sell identical product under different brands. Common for promotional and entry-level brand programs.
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Z

Zero-Twist Cotton

Untwisted cotton loops; 30% more absorbent, softer, slightly less durable.

A finishing technique where cotton loops on the towel surface are left untwisted, with a soluble support yarn (typically PVA) dissolved away during finishing. Each untwisted loop has more exposed surface area, increasing absorbency by about 30% and creating a markedly softer hand-feel. Less abrasion-resistant than twisted-yarn cotton. Premium use case for spa wraps and luxury bath sheets; avoid for gym or golf where friction wear is high. Premium cost +25-40%.
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