The Mountain Hardwear Flip 35/50 Sleeping Bag will keep any camper warm in a range of conditions: turn the Mountain Hardwear Flip 35 degree side up for more warmth on cool nights, or flip the bag over in milder weather for a 45 degree rating. The Mountain Hardwear Flip is Insulated with lofty Thermic MX™, this roomy and comfortable semi-rectangular bag can be zipped together with another semi-rectangular bag. Unzip all the way for a comfortable, warm camping blanket. The Mountain Hardwear Flip 35/50 Sleeping Bag also features a Adjustable draw cord top to keep in the warmth and also a Chest storage pocket to hold those little essentials that you dion't want to loose.