The Therm-a-Rest NeoAir All Season SV Sleeping Mat  mattress is an exceptionally compact, light and rugged four-season mattress with ultra-fast inflation/deflation. Therm-a-rest's cult favorite, four season, go-anywhere air mattress also features lightning-fast inflation. Built with a game-changing SpeedValve™, this rugged All Season mat inflates up to three times faster and deflates instantly. Multiple layers of ThermaCapture™ technology make it one of the warmest and most versatile NeoAir mattresses. Stuff sack and repair kit included. Features and Specifications Fast Inflation: SpeedValve pulls in surrounding air to amplify your breath, inflating the mattress in half the time of traditional valves. Year-Round Warmth: ThermaCapture reflective layers reflect body heat and baffled construction retains warmth. Comfortable: 2.5 inches (6.3 cm) of stabilized loft and supple, 75D polyester top provide exceptional comfort. Faster Deflation: Auto-reversing SpeedValve™ deflates mattress in a flash. Made in the USA Colour: Gecko R-Value: 4.9 Weight (Large): 880 grams Width (Regular): 63 cm Length (Regular): 196 cm Thickness: 6.4 cm Packed Dimensions (Large): 28cm x 12cm Top Fabric Type: 50D mini hex rip polyester Bottom Fabric Type:  75D polyester Country of Origin: USA Therm-a-Rest NeoAir All Season SV Sleeping Mat - Large