Mercerized Black 12.3oz 3/1Z Twill Heavyweight Denim Fabric | 100% Cotton BCI OEKO-TEX Certified

TL1357QT 12.3oz Mercerized Black All Cotton Denim | 7S×6S 3/1Z Twill
TL1357QT is a firm all-cotton denim woven in 3/1Z right-hand twill, constructed with 7S×6S yarn count. It features sleek mercerized black shade with refined lustrous fabric surface and distinct twill lines. Composition: 100% Cotton. Certified by BCI Better Cotton and OEKO-TEX Standard 100, meeting global textile safety and sustainable fashion sourcing standards. Pre-wash Weight: 12.3 / 12.6oz, usable width:58-59 inches. The fabric surface delivers premium mercerized black tone with subtle silky luster, with excellent colour fading potential. It has firm original handfeel and flexible colour performance, able to achieve varied vintage greyish faded effects through different garment washing processes. Excellent for mercerized black denim jeans, denim jackets, overshirts, waistcoats and premium casual apparel.

Application Scenarios
Textured men’s & women’s mercerized black denim jeans,

denim jackets, waistcoats, denim skirts; heavyweight fashion casual garments,

workwear outerwear and premium apparel with lustrous mercerized black twill appearance.

Product Function
3/1Z Right-hand Twill Construction, 7S×6S Yarn, Premium Mercerized Black Lustrous Visual
Woven with 3/1Z right-hand twill, 7S×6S raw cotton yarn. It presents clear, well-defined twill grain on fabric face, featuring exclusive mercerized black finish with elegant silky luster. The mercerization treatment endows the fabric with rich deep black base, which can gradually fade into attractive charcoal and grey wash effects after garment processing. The heavy twill structure performs well with diverse denim wash processes. It features firm handfeel and robust fabric backbone, and enables flexible colour tuning to get your desired faded shade after garment washing. Classic heavyweight mercerized black all-cotton denim, ideal for vintage, workwear and premium casual styles.

100% Cotton Composition, Firm Handfeel & Versatile Fading Performance
100% cotton delivers high tensile strength and outstanding structural durability. The fabric features firm original handfeel with solid fabric backbone, with flexible wash behaviour. Its heavyweight base can support multiple garment washing recipes to achieve custom target tones, from deep glossy mercerized black to soft charcoal and vintage grey faded looks. It maintains garment silhouette excellently and holds shape well, perfect for premium mercerized black heavy denim styles.

Simplified Garment Development, Customisable Fading & Consistent Batch Performance
Thanks to its lustrous mercerized black twill surface, this fabric allows flexible colour development via different washing methods to reach your wanted faded shade. It offers abundant wash possibilities for designers, shortening sample development lead time for heavy black denim styles. The all-cotton base supports a wide range of washing techniques, and allows multiple vintage wash effects, from raw deep mercerized black to soft charcoal grey. Multiple colour options available: raw mercerized black, charcoal, vintage grey.

BCI & OEKO-TEX Certified, Premium Heavyweight Mercerized Black Base Fabric for Denim Collections.

This all-cotton BCI denim is a staple premium base fabric for fashion brands’ black denim lines. The mercerized silky luster elevates garment luxury character, helping brands develop distinctive heavy casual black denim items. Optimized weaving stability reduces fabric defects, lowering risk during garment cutting and sewing. Available with BCI and OEKO-TEX certificates.

12.3/12.6oz Pre-wash Weight, 58–59" Usable Width for Better Cutting Efficiency
Pre-wash weight 12.3 /12.6oz, heavy weight all-cotton denim suitable for autumn and winter apparel. Usable width 58-59 inches, reliable roll width for marker layout and cutting yield for trousers, jackets and waistcoats.

Notes
Pre-wash and pre-shrink fabric before cutting to avoid size deviation of finished garments.

Use heavy-duty denim needles and matching thick thread for sewing to prevent skipped stitches.

Precautions
All-cotton fabric will have normal shrinkage during washing; shrinkage data shall be confirmed before bulk production. Colour shade variation exists between batches. Confirm lab dip / approved sample before bulk production. Pay attention to fabric grain direction during cutting to avoid garment twisting. Keep away from long-time direct sunlight to prevent premature fading. Not stretch fabric; take fabric property into consideration for pattern making.

Shipping / Delivery
Sea, air and land transport available based on customer requirements. Standard packing: fabric roll on pallet. Custom packing available upon request. Inspection photos & videos provided before shipment. Delivery after confirmation. Any force majeure delay will be notified immediately and solutions coordinated.

Payment Terms
T/T: 30% deposit, balance against B/L copy.

L/C is negotiable, proforma invoice available.

Packaging
Standard: fabric roll + PE moisture-proof bag + woven sack.

Neutral or branded custom packaging.

Returns, Exchanges & After-Sales
Inspection within 7 days after receiving goods. Report defects with photos/videos, reply within 24h.

Buyer bears round-trip shipping cost for non-quality returns. We cover shipping cost for confirmed quality issues and offer solutions. 

Cut or used fabric cannot be returned. Sample confirmation before bulk order is recommended.

TL1357QT Mercerized Black 3/1Z twill all cotton denim fabric, 7S×6S yarn, pre-wash weight 12.3/12.6oz. Silky mercerized luster, firm handfeel, rich fading potential for vintage charcoal grey effects, BCI & OEKO-TEX certified. Premium heavyweight black denim material for jeans, jackets, waistcoats and workwear casual fashion.