Specification: Product Hard Cotton Felt(Mattress Material) Weight 500-2000gsm Thickness 2mm-20mm Width Maximum width is 220cm Material Recycled synthetic fiber material Color Grey Technics Needle punched process + themo process Package Roll or sheet Feature Waterproof, dustproof,Eco-Friendly, Anti-Static, Tear-Resistant, Shrink-Resistant Usage 1.Protect the floor or the brick function 2.Prevented the paint coating smears the floor 3.Lining in bed and sofa ,outer packages for machines, constructions and road protection 4.Preservation for vegetables sheds disposable felts