The Raven II Mummy -1°C offers a perfect balance between weight, pack size, and comfort, making it ideal for 3 seasons. With a body length of 190 cm and single-layer construction, it features a two-way open-end L-shaped autolock zipper, a ridge hood with draw cord, and opens up as a duvet. Additional features include a full-length zip baffle, anti-snag zip guard, external hanger loops, an inside pocket, and an Oxford polyester stuff sack with a practical handle.