The Browning Camping Long McKinley 0, Caly/Black is the perfect mid-climate sleeping bag with lots of room to move. It is a rectangular bag with oversized hood so you can spread out and yet keep warm. The Techloft Insulation in 2-layer offset construction will keep you comfortably warm. This bag is comfortable down to 0 C so it's the perfect all weather bag in cooler climes where the nights remain above freezing. This Long version lets even taller people snuggle up comfortably inside the sleeping bag.