Using Therm-a-Rest's patent-pending WaveCore™ Construction and the newly developed WingLock™ Valve the NeoAir Venture™ Mattress offers targeted quality, performance and value for recreational campers. Therm-a-Rest's unique construction creates over one hundred insulating cells, doubling the warmth of uninsulated air mattresses without the bulk, added weight or long-term durability concerns of down or synthetic fills. The Venture™ does all of this with does all of this with impressively light weight and the superior stability and reliability that only a Therm-a-Rest mattress can deliver. Stuff sack included. Therm-A-Rest Neoair Venture (Regular) Features: WaveCore™ Construction 75D Polyester Fabric New WingLock™ Valve Technology Dimensions 51cm x 183 cm Packed Dimensions 28cm x 17cm Thickness 5 cm R-Value 2.2 Weight Approx 540g