The Micron 25 womens' sleeping bag from Marmot is a three-season sleeping bag that will accompany you on bivouacs, camping trips, and even treks during the shoulder seasons. Featuring a mummy shape specifically adapted for women, this bag will stay close to the body for optimal heat retention. Made from nylon and filled with down, it is lightweight, durable, and compressible, making it easy to pack. Its water-resistant down with a fill power of 650 cuin ensures increased thermal insulation, providing a comfort temperature of -5.6°C, keeping you warm even when the thermometer drops. Additionally, its drawstring hood and down-filled collar keep the warmth close to your body, ensuring optimal comfort throughout the night. Equipped with a foot warmer pocket, you won't wake up with frozen toes. For added convenience, it features a full-length YKK zipper with insulation baffles to keep the cold out. It also has an internal pocket to keep your personal belongings safe and close. Three-season women's mummy sleeping bag Main material: 100% ripstop nylon Lining material: 100% taffeta nylon Filling: natural down Comfort temperature: -5.6°C Limit temperature: -12.4°C Extreme temperature: -31.9°C 650 fill power certified down with Down Defender treatment for improved water resistance in damp conditions Main zipper with anti-snag slider and secondary "fold-down" zipper for increased ventilation and easy access ISO tested for reliable comfort and usage temperature scale Anatomically designed footbox with wrap-around construction increases warmth Nautilus multi-baffle hood with drawstring Down-filled collar Full-length, two-way locking YKK zipper with insulated baffle to reduce heat loss Internal storage pocket and foot warmer pocket Weight: 665g Marmot Women's Micron 25 - Womens' sleeping bag | Hardloop