Made of industrial grade polyethylene. all purpose weather resistant tarp provides extra tough weather-resistant protection. The tarp's tight weave and lamination, double-strong rope reinforced hems and rust resistant grommets will stand up to all kinds of weather and even freezing temperatures. Industrial grade polyethylene tarp won't crack in freezing temperatures Tightly woven and laminated for extra-tough washable protection Double-strong rope-reinforced hems Rot and tear-resistant Rust-resistant grommets Waterproof