The Arch Bay 30F Sleeping Bag features 100% recycled shell, liner, and fill materials. It keeps campers warm down to 30°F with Ecotherm™ insulation. The contoured top provides extra space, keeping the pillow off the ground. The ZipPlow zipper prevents snags, Thermolock™ draft tube reduces heat loss along the zipper, and Comfort Cuff™ adds warmth around the face. Roll Control™ and Quick Cord™ facilitate packing and storage.