Blizzard Fjellduk is a insulated and waterproof Fjellduk with taped seams that functions as a tarp, windbag, extra insulation either on top of a sleeping bag og as extra insulated layer on the tent floor, poncho, tent vestibule footprint and more. It's perfect for all winter activities/camping, hunting, hiking, and unexpected weather. It can be zipped on 3 sides and has short integrated arms that can be used when you are sitting inside or when used as a poncho.