The Carinthia Defense-4 is the most popular and best-selling all-around sleeping bag from Carinthia. It is a reliable three-season sleeping bag with excellent weight,pack size and insulation ratio. The sleeping bag is made of a 2-layer construction with an outer material that protects from water, wind, and cold and reduces heat loss. The wide wind flap over the zipper prevents the penetration of cold, humidity and wind. Body heat is due to the Thermoreflect insulation kept inside of sleeping ...