SPECS: Width: 20 in. / 51 cm Length: 72 in. / 183 cm Packed weight: 14 oz. / 397 g Packed size: 7 x 20 in. / 18 x 51 cm R-Value: 1.7 Thickness: 0.5 in. / 13 mm 4-season system EVA foam made from renewable raw sugarcane biomass containing more than 60% sustainably grown sugarcane resin in a process providing carbon removal from the atmosphere and sourced using Proforest standards for climate change responsibility DESIGN AND DETAILS: Closed-cell foam technology protects sleep impairment caused by bumpy ground with firm cushioning Dual textures offer smooth feel on one side and tire tread pattern on the other for either surface preference Durable long-lasting materials provide reliability over long lengths of time when used outdoors Protects against dirt, wet grass, and snow Balances warmth and comfort with die-cut peaks and heat-trapping valleys Comfortable used without additional padding Engineered for a lightweight easy-to-carry load Designed to roll up for compact packing