Activated polymers bring cooling relief along with fire resistant protection. Soak in water for 2 to 5 minutes to activate. Remains hydrated for up to four hours. Made of a modacrylic cotton blend fabric. • Modacrylic cotton blend fabric • Fabric meets ASTM F1506 performance requirements (ATPV rating of 7.1 cal/cm2); classified CAT1 per NFPA 70E. • Meets ASTM F2302 for flame resistance • Soak in water 2-5 minutes to activate • Remains hydrated for up to 4 hours Activated polymers bring cooling relief along with fire resistant protection. Soak in water for 2 to 5 minutes to activate. Remains hydrated for up to four hours. Made of a modacrylic cotton blend fabric. Apparel Type: Cooling Bandana; Material(s): Modacrylic Cotton; Polymers; Color(s): Blue; Color Family: Blue.