The lightweight Cosmic 35° is the mummy bag of choice for summer backpacking adventures. Two-layer off-set quilt construction. Zipper draft tube with anti-snag design. Internal liner loops. Sleeping pad security loops. Hang loops for storage. Ground-level side seams prevent heat from escaping. Differential cut to maximize loft and warmth. Stuff sack included. 3/4-length, two-way locking zipper. FatMan and Ribbon drawcords. Captured cordlock.