This cozy sleeping bag has all the features you need to stay comfortable on your next adventure. The streamlined rectangular shape with comforter-style lining gives you room to move without compromising thermal efficiency. You'll get amazing warmth without adding extra weight thanks to the low-denier, tightly-woven insulation fibers. Choose between a cozy fit or an open and breathable hood with the Free Range or jacket-style hood with one-hand internal drawcord cinch, and don't lose even a wink of sleep due to a straying pillow with the help of the Pillow Barn feature. The Big Agnes Lost Dog 15 Sleeping Bag, with its liner loops, storage sack, and versatile features, is the sleeping bag you'll want to bring along on every adventure you take.