This NPR series absorbent roll is made of polyester and is grey. Along with meeting the standards for 29 CFR 1910.107(b)3, 29 CFR 1910.107(g)2, 29 CFR 1910.22(a)2, this sorbent roll features needle punched surface, is not flame resistant and has 5four gallons absorbed per package and is designed for universal use and in the following applications: universal industrial. It measures 150 feet length x 3 feet width.