The Sea to Summit Ether Light XR PRO Insulated Air Sleeping Mat is the warmest, most advanced mat in the range, combining innovative Thermal Core® insulation and plush Air Sprung Cells for ultimate comfort and performance in extreme cold.

Features

• Exceptional 7.4 R-Value provides top-tier insulation for cold-weather camping.

• Four inches thick Air Sprung Cells deliver outstanding support for all sleeping positions.

• Dual-layer Thermal Core® insulation prevents heat loss and ensures warmth in freezing conditions.

• Durable 30D/40D nylon fabric with liquid-extruded lamination for quiet and reliable use.

• XPRESS valve allows quick inflation, deflation, and precise adjustments.

• Anti-microbial treatment prevents internal mould growth.

• PillowLock system secures your Sea to Summit Aeros Pillow in place.

• Comes with a multi-functional Airstream Pump/stuff sack, repair kit, and spare valve insert.