Prepare for the tent trip with a fantastic, self-inflating mattress from Outwell that is incredibly easy to pack with you on the go.Sleepin Double sleeping mat has a modern design that meets the needs of most campers. Sleepin 3 cm has a user-friendly plastic valve, a robust and durable outer surface in polyester.Useful information about Outwell Sleepin Double 3.0 cm Self-inflating Mattress With Valve:Fabric: Top: 190T 75D 100% polyester - Bottom: 190T 75D 100% polyesterSize: 183 x 128 x 3 cm (LxWxH)Valve: AFC ValveColor: BlackSize (packed): 66 x 18 cmWeight: 2.3 kgItem number: 400011