Mega in size, comfort, and warmth: this is as comfortable as it can get at basecamp, in a camper van or where light weight is not the main priority. MegaMat pioneers a new generation of self inflating 3D mats with a level sleeping surface from edge to edge. This feature combined with the luxurious thickness and simple inflation make it a synonym for comfort. Smart SideWinder Bag included: Height-adjustable roll top bag with carry strap, which can also be used as a shoulder bag Temperature: -40 °C (-40 °F) R-Value: 8.1 Thickness: 10.00 cm (3.9 in) Length: 197 cm (77.6 in) Width: 77 cm (30.3) Weight: 2600 g Packed height: 79 cm Packed diameter: 25 cm Product contents: Mat Mini Pump Sidewinder Stuff Sack Repair kit