For unprecedented comfort during your backcountry adventures, the Trail Pro brings year-round warmth and legendary Therm-a-Rest support. The self-inflating foam measures 3 inches (7.6 cm) and features our StrataCore construction, a design that provides the best warmt-to-weight ratio of any self-inflating foam construction. The Trail Pro’s 4.4 R-value allows adventurers to enjoy backpacking and camping year round. 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 Trail Pro is made in market to ensure quality and minimize environmental impact. The pad includes a compact stuff sack. StrataCore™ Construction: Yielding an impressive warmth-to-weight ratio for self-inflating foam, StrataCore uses a continuous layer of thermal foam nestled between alternating ridges of air and foam. Premium Self-Inflating Comfort: Three inches (7.6 cm) of premium foam wrapped in ultra-plush stretch knit fabric. Easy to Pack: StrataCore construction allows the pad to easily compress into a smaller packed size. WingLock™ Valve: Our intuitive and dependable valve maximizes air flow for easier inflation and quicker deflation. Wings toggle for one-way inflation to save breath. Stuff sack included Measurements: 51 x 83cm Weight: 820g Height when inflated: 7.6cm R-Value: 4.4