The Kelty Cosmic 40F Down Sleeping Bag is a lightweight and versatile option for warm-weather backpacking, summer camping, and minimalist adventures. Designed to provide dependable comfort without unnecessary weight. The Cosmic Down 40 is an excellent choice for hikers and campers looking for an affordable, high-performance down sleeping bag.
Insulated with responsibly sourced down, the Cosmic Down offers excellent compressibility and a strong warmth-to-weight ratio, making it easy to pack and carry on the trail. The bag also features fully recycled shell fabrics and a PFAS-free durable water-repellent (DWR) finish, helping protect against light moisture while maintaining environmentally conscious construction.
Comfort is enhanced by Kelty’s expanded natural-fit footbox, which allows your feet to rest in a more natural position for improved warmth and relaxation through the night. A zippered internal stash pocket keeps small essentials close at hand, while the lightweight design makes the bag ideal for backpackers looking to keep their pack weight low.
Whether you're heading out for a summer backpacking trip, camping under the stars, or packing light for a weekend adventure, the Kelty Cosmic Down 40° delivers reliable warmth, comfort, and packability at an exceptional value.
