Experience unmatched softness and stretch with ZT-87 Mammoth Fleece by Spandexbyyard, a premium single-sided poly-spandex fleece designed for modern sportswear and outerwear.

Made from 97% polyester / 3% spandex, this 300 GSM heavyweight fleece delivers a luxurious plush hand feel with 4-way stretch for warmth, flexibility, and all-day comfort. Its wide 64–66 inch width improves fabric yield and production efficiency, making it ideal for outerwear, ski wear, yoga wear, cycling apparel, sweatpants, and loungewear.

Engineered for both performance and style, the PFP (Prepared for Print) surface is optimized for dye-sublimation printing, delivering vibrant color transfer and long-lasting graphic clarity.

An advanced anti-pilling finish on both sides helps maintain a smooth appearance even after repeated washing and printing, while built-in UPF sun protection adds outdoor performance value.

Key Features

• Content: 97% Polyester / 3% Spandex
• Weight: 300 GSM
• Width: 64–66 inches
• Single-Sided Mammoth Fleece: Plush, thick, warm, and flexible.
• 4-Way Stretch: Supports movement and athletic comfort.
• Anti-Pilling Finish: Applied on both sides for long-lasting softness and durability.
• PFP White Surface: Ready for vivid dye-sublimation printing.
• UPF Protection & Moisture Management: Ideal for outdoor and activewear applications.
• Wide Width Construction: Improves cutting efficiency and fabric yield during production.

Perfect For

• Outerwear
• Ski gear
• Yoga wear
• Cycling apparel
• Golfwear
• Performance layers
• Sweatpants
• Lounge apparel
• Athleisure collections

Looking for more heavyweight fleece and cold-weather performance fabrics? Explore our fleece fabric collection, performance fabrics, and sublimation-ready fabrics for premium sportswear, outerwear, and athleisure manufacturing.