Sierra Designs Arrow Rock Flex +15 Sleeping Bag - Long

Summer backpackers can venture fearlessly into the cold nights of high-alpine locales with this light, warm bag from Sierra Designs. Tough 30-denier polyester shell features tuck stitching to protect against abrasion and prolong the life of the bag. Insulated with 600-fill-power goose down for an excellent warmth-to-weight ratio. Patented flex construction allows the bag to flex and stretch, accommodating various size sleepers and movement from one sleep position to another. Ergonomic hood increases heat retention and thermal efficiency. Continuous baffle construction allows the goose down to remain fully lofted and keeps it from shifting and migrating, preventing cold spots. Contoured footbox is roomy so feet are comfortable and stay warm. Snag-free zipper tracks create a barrier between lining and zipper to prevent tears. Pad Locks keep your sleeping bag and pad together to avoid rolling off onto the cold ground; can be removed to reduce weight. Fully insulated dual draft tubes surrounding the zipper pr...