Concrete Concrete - Coal 54" Wide 35% Cotton, 25% Polyacrylic, 18% Polyester, 13% Viscose, 9% Wool Repeat: Passes CAL 117, UFAC Class 1, NFPA 260 35,000 Double Rubs Concrete - Grey 54" Wide 35% Cotton, 25% Polyacrylic, 18% Polyester, 13% Viscose, 9% Wool Repeat: Passes CAL 117, UFAC Class 1, NFPA 260 35,000 Double Rubs Concrete - Red 54" Wide 35% Cotton, 25% Polyacrylic, 18% Polyester, 13% Viscose, 9% Wool Repeat: Passes CAL 117, UFAC Class 1, NFPA 260 35,000 Double Rubs Concrete - Teal 54" Wide 35% Cotton, 25% Polyacrylic, 18% Polyester, 13% Viscose, 9% Wool Repeat: Passes CAL 117, UFAC Class 1, NFPA 260 35,000 Double Rubs Request Samples Now. FacebookGoogleLinkedinTwitterPinterest