The Klymit® KSB 0˚ Down Sleeping Bag is exceptionally warm, stuffed with a 650 fill-power white duck down for maximum insulation and warmth. Ideal for cold, winter camping, this sleeping bag keeps you warm in temperatures as low as 0˚F / -18˚C. This sleeping bag packs small and is made of highly durable fabric, providing years of use. The draft collar, over-stuffed foot box, insulated mummy hood, and flexible baffles all work together to minimize heat loss, ensuring greater thermal efficiency. A stash pocket allows you to keep your small items close at hand while snugged up in the sleeping bag.