Camping pad designed for ease and self-inflating convenience on your outdoor trips. Features a reliable WingLock valve for quicker inflation and rapid deflation. 6 R-value ensures insulation suitable for all seasons. Thick thermal foam offers a comfortable spot to relax outdoors. For optimal performance, inflate with breath or the included pump sack and leave the mattress inflated for a few hours before first use. Has a PFAS-free DWR coating on the stuff sack that is environmentally friendly and protects your gear. Large dimensions measure 77x25x2 inches and 26x7.5 inches when rolled; made in the USA.