CFR1633 Flame retardant Non-Woven Fabric Widly use in padding,quilt,winter cloth,sleeping bag... PASS ... ,sleeping bag,air filter,etc.The composition are viscose or mixed with basofil fiber,modacrylic,polyester fiber,...The process is needle ... feel is unsmothly.The fuction can be flame retardant.The fabric can pass CFR1633,CA117. CFR1633 Flame retardant Non-Woven ...