With improved warmth and comfort, the NeoAir XLite NXT solidifies the legacy of its predecessor as the finest ultralight air sleeping pad for year-round backcountry adventures. By refining the way Thermarests cutting-edge construction technique, the Triangular Core Matrix, integrates with the warmth radiating ThermaCapture technology they reduced the noise by 83% from the previous model._ At 3-inches thick, with a horizontal baffled structure, the XLite NXT delivers maximum comfort and support at a minimal weight and packed size. Weighing just 13 oz (370 g)in the Regular sizeand providing a 4-season ready 4.5 R-value, the XLite NXT is the most versatile ultralight sleeping pad on the market and ready to craft better nights under the stars wherever you end up.