This Self Inflating Sleeping Pad is designed for comfort and durability with an Sgs-certified R-value of 5.8, ensuring warmth in temperatures as low as -4°F/-20°C. Its 8cm (3.2in) thickness provides superior insulation and shock absorption. A 3D heat-reflective structure with aluminum layers minimizes heat loss and noise while locking in warmth. Made from durable 20D nylon + Tpu, it is lightweight at only 560g (19.8oz) and compact for easy packing. The punching point structure evenly distributes pressure, offering sturdy yet soft support on its 71.4"" x 22.6"" surface. The patented dual-vent valve ensures easy, leak-proof inflation and quick deflation. Includes an inflatable bag, straps, and a Tpu repair kit for convenience.