NEMO Tensor Extreme Conditions Ultralight Insulated Sleeping PadNEMO Tensor Extreme Conditions is the warmest, most insulating ultralight air pad on the market built to perform in freezing environments. Ideal for high altitude mountaineering or cold weather expeditions, this 9cm thick mat features Thermal Mirror insulation, enabling it to handle temperatures as low as 20C or below, with an impressive R value of 8. 5. Available in multiple size configuration this elite backcountry pad has the highest warmth to