The X-pedition Three Season Sleeping Bag has totally been re-designed and is ideal for summer, autumn and spring use, has a fleece lining and also has a hollow filled fiber for that perfect comfort, as with many sleeping bags this also comes with retaining straps and 2 way crash zips for quick and easy exits; there is plenty of room for you to move around which is of course very nice. This bag comes supplied with a nylon compression sack.