The Trail Lite self-inflating mattress offers a combination of comfort, compactness and value, making it a great all-round camping mattress. Equipped with a reliable and robust WingLock valve, the pad inflates 3 times faster than a standard valve and features lightning-fast air deflation. Compact enough for backpacking without sacrificing comfort; Lightweight, die-cut foam core easily self-inflates and packs small 3.2 R value means the Trail Lite delivers essential warmth and comfort for three-season camping and backpacking. For best performance, inflate your self-inflating pad with air by breath or in the included pump bag and leave the mattress fully inflated for 2-4 hours before first use. REGULAR DIMENSIONS 72" x 20" x 1.5" inflated, packs to 11" x 7.8" and weighs 2 ounces. Includes stuff sack.