Snuggle into the Cosmic Down sleeping bag and snooze. This 3-season bag offers great value. With 550-fill down, the sleeping bag is low in weight but great in warmth. A draft tube and collar will ensure that you will stay toasty warm even on those really brisk evenings. Features box baffle construction, efficient, form-fitting hood, top draft collar, 58" dual-slider locking zipper, zipper draft tube with anti-snag design, internal liner loops, sleeping pad security loops, hang loops for storage, ground-level side seams and differential cut for maximum warmth, captured cordlock, and FatMan and Ribbon drawcords. Constructed with 50-denier polyester taffeta shell and lining.