Sea to Summit Ether Light XR PRO Insulated Air Sleeping Mat: Black: La

The Ether Light XR PRO is our warmest sleeping mat yet. Featuring innovative Thermal Core® insulation, it achieves an impressive R-value of 7.4 while remaining compact and lightweight enough for easy packing. Its Air Sprung Cells provide four inches of stable, cushioned support in any sleeping position, while Thermal Core® insulation minimizes convective heat loss and internal air movement. The result? Exceptional warmth and comfort, even in the harshest cold-weather conditions. Features 7.4 R-Value is perfect for cold weather adventures. At four inches thick, Ether Light XR Air Sprung Cells provides a plush sleeping experience regardless of your sleeping position. Duel layer Thermal Core® insulation fills the inner space, and includes a film that reflects infra-red radiation preventing heat loss due to convection and internal air movement. Lighter, quieter and durable 30D/40D face fabric with Sea to Summit’s liquid-extruded lamination is extremely reliable. Quick and easy inflation, d