Therm-a-Rest MondoKing 3D XXL Camping Mat - Marine BlueWith Therm a Rests mighty MondoKing 3D mattress youll have an unbeatable night's sleep under the stars. Built with a StrataCore construction, it features a continuous layer of thermal foam sandwiched between alternating layers of air and foam. The result is 10cm of supportive cushioning and an outstanding warmth to weight ratio. Ensuring you sleep soundly, the plush stretch knit fabrics are soft next to skin while the vertical sidewalls maximise your