Warm down sleeping bag for extreme adventures in cold weather. With the Alpine -29° down sleeping bag from the outdoor specialists at Sea to Summit, you are well-equipped to face very cold conditions while winter camping, in the high mountains, or on expeditions in inhospitable cold parts of the world. The addition of "-29°" indicates the lower limit of protection the sleeping bag offers. The spacious cut allows for comfortable sleeping while also providing some extra storage space for gear that should not freeze. Additionally, a Sea to Summit pillow (in regular size) fits into the hood of the sleeping bag. Furthermore, the Alpine -29° can be paired with other sleeping bags from Sea to Summit.

Top-notch material selection and craftsmanship. The outer material of the Alpine -29° is both waterproof and breathable, ensuring added comfort whether in a tent or outdoors. The filling consists of RDS-certified goose down with a loft power of 850+ cuin, providing top-tier thermal performance. The down is treated with Ultra Dry Down technology, which significantly enhances its water resistance. The sleeping bag is constructed with an intelligent chamber system tailored to the individual parts of human anatomy, ensuring optimal heat distribution. The zipper stops before the foot area to allow for maximum insulation in this cold-sensitive body region.

Your advantages at a glance: cleverly designed mummy sleeping bag for extreme climates, high thermal performance, moisture-resistant treatment of the down, intelligent construction.