For journeying into the backcountry with self-inflating support, our ProLite Plus is a camp favorite. The 1.5-inch (3.8 cm) pad boasts a 3.2 R-value for added warmth in the backcountry. The diagonal-cut foam creates a lighter mattress without sacrificing warmth. Premium materials and foam provide legendary Therm-a-Rest comfort and support. The versatile self-inflating pad features the high-performance WingLock valve, which has three-times the airflow rate of the classic valve thanks to a larger opening and one-way inflation. Like all Therm-a-Rest pads, the ProLite Plus is made in market to ensure quality and minimize environmental impact. The pad includes a compact stuff sack. Three-Season Warmth: Thick, diagonal-cut foam offers efficient comfort while sleeping under the stars. Ultra-Compact: Lightweight foam boosts compressibility for easy packing. Self-Inflating: Expanding foam core self-inflates; top off with just a few breaths for personalized firmness. WingLock™ Valve: Our intuitive and dependable valve maximizes air flow for easier inflation and quicker deflation. Wings toggle for one-way inflation to save energy. Stuff sack included R-Value 3.2 3.2 3.2 Weight (Standard) S- 1 lb R -1 lbs 7 oz L- 1 lbs 15 oz Width (Standard) R- 20 in L- 25 in Length (Standard) S -47 in R- 72 in L- 77 in Height (Standard) 1.5 in Thickness (Standard) 1.5 in Packed dimension (Standard) 11 in x 5.8 in 11 x 6.8 in 13 x 7 in Top fabric type 50D mini hex rip polyester Bottom fabric type 50D mini hex rip polyester What's Included Stuff Material(s) Polyester, Polyurethane Country of Origin USA*Built of the Finest U.S. and Global Materials