Backpacking? Luxurious car camping? The Men's Always Summer Sleeping Bag can do it all. With super-packable and warm 650-fill-power down insulation, it's perfect for cool nights. Dual-side zippers make it easy to climb in and out, while the footbox can be unzipped for extra room to stretch or zipped for added warmth. Need even more coverage? Unzip the extended zipper flaps on chilly nights for a blanket-like feel.