Purchase the Yukon Sleeping Bag and you'll quickly see why it's a Browning® favorite. A heavy-duty cotton canvas shell is paired with a cotton flannel liner that will keep you cozy warm down to 0°F. TechLoft Silver insulation with 88 oz. fill weight traps in the warmth with its varied-length micro-denier fibers. Features 2-layer offset construction and insulated zipper baffle that keep cold spots and heat loss to a minimum.