WrapStrap is a single strip of double sided hook and loop fastener that quickly and easily wraps around almost anything. Fire Retardent and Plenum rated it meets the requirements of these regulations and allows these products to be used for wire and cable management above a hung ceiling or below a raised floor. Manufactured from Polypropylene and Nylon. UL (Underwriters Laboratories) 94-V2 FAR 2.5 853 A/B NEC Section 300-22 (C) & (D). Tested for a minimum of 50 release cycles