Sea to Summit has just released the next generation of Ether Light sleeping mats — the Ether Light XR and Ether Light XR Pro. Built for comfort without compromise, these mats now offer even better warmth-to-weight ratios, while keeping the signature 10cm thickness and Air Sprung Cell™ design for unmatched sleep quality in the outdoors. The Ether Light XR now boasts an R-value of 4.1, ideal for 3-season adventures, while the XR Pro pushes insulation further with a massive R-value of 7.4, making it perfect for winter and alpine conditions. Explore what’s new and what makes these mats a standout in ultralight sleeping systems. 👉 Shop the range: Ether Light XR: https://pastoutdoors.com/products/sea-to-summit-ether-light-xr-insulated-air-sleeping-mat Ether Light XR Pro: https://pastoutdoors.com/products/sea-to-summit-ether-light-xr-pro-insulated-air-sleeping-mat Tyvek Ground Sheet: https://pastoutdoors.com/products/dupont-tyvek-ground-sheet Exped Ultra Pump: https://pastoutdoors.com/products/exped-ultra-pump #SeaToSummit #EtherLightXR #EtherLightXRPro #SleepingMatReview #UltralightGear #CampingGear #RValue #WinterCamping #BackpackingGear #PASTOutdoors #AirSprungCells