The Big Agnes Spike Lake 14 sleeping bag is filled with high-loft 600-fill DownTek insulation in an efficient, traditional mummy to keep you toasty warm on cold-weather backpacking adventures.

• Traditional style mummy bag is designed without the integrated pad sleeve (normally found on Big Agnes System bags) and features full insulation underneath
• Designed to decrease weight and size, while increasing thermal value using the traditional mummy shape
• DownTek 600-fill-power duck down employs nano technology and a proprietary process to apply a micro-thin polymer to the down so it can resist water and dry quickly
• Collar and side panels feature Insotect Flow construction; body features traditional baffle construction
• Large draft tube located behind the zipper prevents warm air from escaping and cold air from entering
• Down-filled collar at top seals around the neck to prevent warm air from escaping and cold air from entering
• Contoured hood features a draw cord and cord lock for easy adjustment
• Liner loops keep optional liner from twisting and bunching during the night (liner not included)
• Exterior loops for hang drying or storage
• Nylon stuff sack included
• Closeout
• Imported.