The ALPS Mountaineering Fleece Bag can be used year round. Whether it is warm or cold outside, the polyester fleece construction withstands wear and tear while remaining comfortable, and the carry case with a handle makes it easy for you to store this bag and take it with you wherever you go. This bag is also designed to be a pillow if you are in need for a place to lay your head by stuffing it with clothing. ALPS Mountaineering Fleece Bag Charcoal - Famly/Tech Sleepn Bags at Academy Sports