The advanced technology has created a new technical pad that has reduced weight, compact size, decent insulation and increased inflated thickness for better cushion and sleeping comfort. The rugged non-slip nylon is D.W.R. Impregnated and protects against water and stains. Super lightweight bonded open-cell foam construction and easy-to-use cold weather safe valve. Weight of 20 x 72 x 1.8: 1 lb. 15 oz. Weight of 20 x 72 x 1.125: 1 lb. 8 oz. Weight of 20 x 48 x 1.125: 1 lb. 1 oz.