This ultralight air mattress combines the Nktr Air Heat-Reflective System with an R-value of 4.6, ensuring warmth in temperatures as low as -4°F/-20°C. Its eight-layer aluminum-molded 3D insulation structure minimizes heat loss while locking in warmth and reducing noise. The mattress is 8cm (3.2in) thick, offering resilience, shock absorption, and excellent support. Constructed from 20D nylon + Tpu, it s lightweight at just 730g (25.8oz) with a compact storage size of 5.1"" x 7.9"". The patented dual-vent valve design allows for efficient inflation and deflation. With a punching point structure for balanced pressure distribution and included accessories like an inflatable bag, straps, and a Tpu repair kit, it is perfect for lightweight camping or hiking.