Mattress Fire Barriers
FR Solution for Mattress Industry
WOKI’s Mattress Fire Sock fabric is rib-knit fire retardant interlining for mattress. Made from inherent flame retardant fiber blend with fiberglass material.
- Tubular width: 24″ to 55″
- Roll-up packing or vacuum packed bag
- FR sock closed at end side
- Circular Knitted FR Sock Fabric

No flame retardant chemicals contained, our mattress FR barrier can stop flame spread, and no melting, no dripping when iginiting. It can be used as a foam mattress cover. The fabric is elastic and stretchy.

- Lightweight
- Soft hand feel
- Durable
- Inherent FR
- Compliance
Our FR Sock is available in two types:
- Core yarn type
The FR barrier fabric is constructed using a yarn with fiberglass core, and wrapped with modacrylic. It brings superior comfort hand feeling and high abrasion resistance.
- Blend yarn type
Blending yarn with fiberglass and FR viscose or Modacrylic. Very regular item, fast lead time and cost-effective.

Mattress Fire Sock

FR barriers are available in sock, sleeves, fabric for foam mattress, spring mattress. It features soft, durable, cost-effective, and easy to upholster. Compliance to CFR 1633 open flame tests.
