Product details:
The Hybern8 Insulated Sleeping Pad has a self-expanding layer of lightweight synthetic insulation that has been scientifically engineered to trap air and reduce thermal conduction and radiative heat loss. What does all that mean A more comfortable night's rest through all 4 seasons, whether it's summer in the Sierras or winter in the White Mountains. Quality you can trust and easy to use. Unique patent-pending technology to increase insulation and comfort.