ProLite Sleeping Pad - Classic Valve Self-inflating Mattress The ProLite is the lightest and most compact self-inflating mattress available. Self-inflation keeps set-up super-easy and its die-cut foam packs small, easily fitting inside the most ultralight packs. It\'s ideal for high-mileage, high-speed journeys where every gram counts. Stuff sack included. Features: Lightweight: The lightest self-inflating mattress available. Efficient Warmth: Diagonal-cut channels in the foam reduce bulk and retain heat better than straight-cut foam. Highly Packable: Ultralight, diagonal-cut foam and a tapered shape keep the ProLite mattress extremely pack friendly. Self-Inflating: Expanding foam core self-inflates; top off with just a few breaths for personalized firmness. 3-season Sleepmat: Suitable for Summer, Spring, Autumn Watch this short video to find out more about how to use the ProLite self-inflating mattress. Technical Specifications: R-Value: 2.4 Weight - 1 lbs 2 oz  /  510 g Width - 20 in  /  51 cm Length - 72 in  /  183 cm Thickness: 1 in  /  2.5 cm Packed dimension - 11 x 4.1 in  /  28 x 10 cm Top fabric type - 50d mini Hex Rip Polyester Bottom fabric type - 50d mini Hex Rip Polyester Foam type - Urethane Foam Country of Origin - Made in USA