Specially developed Mat Extreme lite 3.8, which takes into account the lowest possible weight and volume after packing. At the same time, however, these mats provide excellent comfort and insulation, which are crucial factors for you to have a good rest and be able to deliver maximum performance even in extreme conditions. The upper material is a non-slip polyester micro brushed 75D, thanks to which you will not slide down with the sleeping bag. Lightweight inner material and mummy shape. Warm zone means that under the back and hips the foam is relieved only by horizontal channels and therefore there is more foam to ensure sufficient insulation. When carried in a backpack, you do not carry unnecessary extra grams and at the same time sleep comfortably. Can be folded in half when packed! It is equipped with a Reverse valve. This mat comes with a shipping container and a repair kit. The repair kit pocket is inside the package to prevent damage or loss.