The Ether Light XR Insulated Air Sleeping Mat by Sea to Summit is the lightweight solution to plush backcountry comfort.

Experience 10cm of cushioned support while keeping your pack weight down, thanks to innovative ThermalCore technology that reflects your body heat while maintaining a compact size. The Air Sprung Cell construction ensures stable comfort regardless of your sleeping position, while an impressive R-Value of 4.1 makes this mat a reliable companion across three seasons. From quick setups to swift pack downs, the integrated Airstream pump and XPRESS valve system take the effort out of inflation and deflation.

Setting up your sleep system is a breeze with PillowLock patches that keep your separately available Aeros pillow firmly in place, while improved weld strength ensures long-lasting durability on every adventure.

The Sea to Summit Ether Light XR Insulated Air Sleeping Mat delivers premium backcountry comfort without compromising on packability.

• ThermalCore insulation with multiple quiet TRM layers for superior warmth retention
• Extended 3-season capability with ASTM-tested 4.1 R-Value
• Quick inflation and deflation via XPRESS valve and integrated pumpsack
• Air Sprung Cell provide 10cm of stable cushioning for any sleep position
• Enhanced durability with increased weld strength
• PillowLock system prevents pillow slippage during sleep