Sea to Summit Ether Light XR Insulated Sleeping Pad — Regular (72 x 21.5 x 4 in) | 3-Season Comfort

The Sea to Summit Ether Light XR Insulated Sleeping Pad, Regular, invites you to a deeper, more relaxed night under the stars. With 10 cm of plush comfort, this pad blends a cushioned sleeping surface with streamlined packing for backcountry balance after long days on the trail. An integrated Airstream pump in the stuff sack, combined with a high airflow XPRESS valve, makes inflation and deflation quick and hassle-free, so you can settle in faster and wake refreshed.

Warmth without the extra weight

ThermalCore insulation uses multiple TRM layers that are quiet and reflect back infrared energy toward you, helping maintain warmth without adding bulk. The result is a pad that keeps you snug through cool nights while staying surprisingly light and compact for backpacking, car camping, or hut-to-hut trips.

• Extended three season capability with a tested R value of 4.1 for reliable warmth and comfort
• Significantly lighter and with a smaller packed size than previous Ether Light models
• Air Sprung Cell construction provides 10 cm of plush, stable support in any sleeping position

Designed for real-world use

Whether you’re chasing alpine dawns or late-summer trails, this pad is built for rest after a full day outside. The tapered regular shape suits a wide range of sleepers and pairs well with standard sleeping bags. Its durability and ease of care suit frequent travelers and weekend warriors alike.

• Backpacking-ready lightness and compact packing
• Stable, body-hugging support for side, stomach, and back sleepers

Setup, care, and specs at a glance

Setup is quick thanks to the integrated pumpsack and XPRESS valve. For maintenance, keep the surface clean and dry between uses; avoid sharp objects; store loosely inflated in a dry place to maintain loft.

Regular size measures 72 x 21.5 x 4 inches, designed for versatility on the trail.