The Static V Lite Eco is a lightweight four-season backpacking sleeping pad featuring BlueSign Approved fabric. BlueSign Approved fabric is produced with a minimum impact on people and the environment and is made from approved chemical products and raw materials. The result: a safer, more sustainable production process. The Static V Lite Eco features Klymit's signature Body Mapping Technology and patented V-Chamber design. Side rails are integrated into the patterning and construction of the sleeping pad to keep you securely centered on the pad while inhibiting air movement while tossing and turning during the night. The Static V Lite Eco is the perfect pad for lightweight adventures. A layer of synthetic insulation increases the R value to make is suitable for camping in any weather and any season.