Stay warm in a range of conditions with the Mountain Hardwear Flip 35/50 Sleeping Bag. Turn the 35 degree side up for more warmth on cool nights, or flip the bag over in milder weather for a 45 degree rating. Insulated with lofty Thermic MX, this roomy and comfortable semi-rectangular bag can be zipped together with another semi-rectangular bag or it can be unzipped all the way for a comfortable, warm camping blanket.