AG-TT Aerogel thermal insulation cotton is made from aerogel staple fibers via a special processing technique. It possesses the excellent thermal insulation properties of aerogel, and can be directly filled into items like military uniforms, thermal coats, jackets, quilts and pillows. It outperforms ordinary fiber insulation cotton in insulation performance, and retains its shape even after repeated washes. This material not only enhances the mechanical properties of the aerogel itself, but also endows the fibers with even better thermal insulation performance.
AG-TT Aerogel Thermal Cotton is a high-performance filling material combining aerogel-enhanced fibers with polyester structure, designed for thermal apparel and home textile applications.
It offers significantly improved insulation compared to conventional fiberfill, while maintaining excellent softness, resilience, and long-term durability. With thermal performance approaching down at similar weight, AG-TT is an ideal alternative for brands seeking lightweight, washable, and cost-effective insulation solutions.
By integrating aerogel into polyester fibers, AG-TT effectively reduces heat transfer and improves insulation efficiency.
Thermal performance close to down at the same gram weight
Higher insulation efficiency than standard polyester filling
Suitable for lightweight yet warm product designs
Soft, Fluffy & Comfortable
AG-TT is engineered to deliver a balance between warmth and comfort:
Soft and skin-friendly texture
Excellent loft and fluffiness
Better compression resilience than conventional “silk-like” cotton
This ensures a comfortable wearing experience in apparel and soft-touch performance in home textiles.
Traditional filling materials often lose shape and insulation after repeated washing.
AG-TT is designed to overcome this issue with a stable fiber structure:
Maintains loft and shape after 40+ wash cycles
No clumping or hardening
Consistent thermal performance over time
This makes it especially suitable for frequently washed products.

AG-TT meets strict international textile safety standards:
OEKO-TEX® Standard 100 certified
RSL (Restricted Substances List) compliant
Non-toxic and safe for direct skin contact
Suitable for apparel and home textile applications.
We offer a wide range of customizable options to match different product requirements:
Gram weight: 20–200 g/m²
Thermal performance: 0.84–3.84 Clo
Thickness: customizable
Available in bulk for direct filling into finished products or further processing.

AG-TT aerogel insulation cotton is suitable for a wide range of thermal products:
Jackets and coats
Sportswear and outdoor clothing
Workwear and uniforms
Mountaineering jackets
Cold-weather gear
Quilts and duvets
Pillows
Thermal bedding
Hats, gloves, scarves
Other cold-weather accessories
Interested in the raw material behind AG-TT Aerogel Thermal Insulation Cotton?
Explore our aerogel short fiber here: AG-TX Aerogel Short Fiber
If you have any questions about the product, please feel free to contact our technical experts at any time via E-mail: info@ag-tech.cn
Global Leader in Aerogel Materials & Advanced Composite Solutions
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