Interlock Fleece fabric contains 100% polyester fibers.It features a double-knit interlock structure. It has a fleece-backed interior and smooth knit exterior. The fabric weight measures 340 grams per square meter. The width ranges from 57 to 60 inches.

Key Features-Interlock Fleece

Thermal Insulation and Softness

The fleece interior traps air for warmth. 
The knit exterior provides a soft hand feel.

Stretch and Recovery

The interlock knit offers 10–20% mechanical stretch. 
The fabric recovers shape after wear.

Durability and Finish

The polyester resists pilling and abrasion.
The bonded interlock adds structural stability.

Moisture Management

The fabric wicks moisture to the surface.
The quick-dry feature suits active uses.

Common Applications

Activewear and Sportswear

The fabric suits hoodies, jackets, and sweatpants. 
Manufacturers use it in cold-weather leggings and base layers.

Outdoor and Performance Garments

The material serves in wind-resistant outerwear.
The fabric works in fleece-lined softshells.

Home and Casual Use

The fabric fits blankets, throws, and loungewear.