Stay comfortable without adding much weight to your pack with the Thermarest Z-lite SOL pad. Turn the silver side up for more heat reflection during the night. Fold it up and slide it in your pack or strap it on the outside. When you get to camp, put up your tent and easily unfold the pad and it’s ready in seconds. When you are breaking down camp, easily fold it up and be ready to go without any hassleFeatures:Folding design is compact and easy to packVirtually indestructible closed cell foam provides lasting, economical comfortR-Value: 2.0Thickness: .75″Size: SUnfolded dimensions: 20″x51″Folded dimensions: 20″x4″x5.5″Weight: 10ozSize: RegularUnfolded dimensions: 20″x72″Folded dimensions: 20″x5″x5.5″Weight: 14oz (410g)Fabric: Molded closed cellFill: Crosslinked polyethyelenMade in the USA