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 Our Cutting-edge Construction Technique, The Triangular Core Matrix, Integrates With The Warmth Radiating Thermacapture Technology We 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 Size - And 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.