Weisshorn Self Inflating Mattress - GreyWeisshorn Self Inflating Mattress Grey Any camper will appreciate the value of a good sleeping surface in the outdoors. It can make the difference between a tedious or an exhilarating experience in the wild. And that's where the Weisshorn Double Self inflating Mat can help make resting a lot more comfortable for the happy wanderer. As the name says it all, the water resistant Mat self inflates through two built in valves in just 60 seconds, presenting