Ether Light XR Insulated Air Sleeping MatThe Ether Light XR eases you to sleep with its 10cm of plush comfort. A long day on the trail deserves a great nights rest with minimum effort. The Airstream pump integrated into the stuff sack and a high airflow XPRESS valve make inflation and deflation quick and simple. Lean into the ThermalCore technology which increases insulation while keeping weight and volume low. So toss it in your pannier or backpack and head into the backcountry knowing that