Therm a Rest Prolite Apex Self Inflating Camping and Backpacking Sleeping Pad, Large 25 x 77 Inches, Heat Wave

Offering an unrivaled balance of warmth to weight, the Apex ultralight sleeping pad is the pinnacle of fast and light, self-inflating comfort Equipped with a dependable and rugged WingLock valve, the pad inflates 3 times faster than a classic valve and features lightning-fast deflation 3.8 R-values means the Apex provides substantial warmth during three-season trips into the backcountry Patented Triangular Core Matrix delivers warmth using a continuous layer of thermal foam nestled between alternating ridges of air and foam Large measures 77x25x2 inflated, packs to 13x7 inches, and weighs 30 ounces; stuff sack included; made in the USA