Side sleepers, rejoice. The Big Agnes Sidewinder Camp 35 degrees Sleeping Bag is a mummy bag specifically designed for those who sleep on their sides. Its unique cocoon-style fit wraps around your body and keeps insulation close, eliminating cold air pockets. The pillow stays in place all night, too, tucked inside the integrated hood. Your perfect night's sleep away from home starts here. Comfort rated down to 35 degreesF Traditional mummy bag designed for side sleepers FireLine Eco fill Plush, relaxed cocoon-style fit keeps insulation close to the body Improved shell fabric and lining with PFAS-free water-repellent finish Pillow stays in place, tucked inside of the wrap Drapes around the body to mimic your quilt at home with a two-layer, blanket style quilting Creates a cozy, 360 degrees wrap with integrated hood, draft collar and hand pouches Optimized fit and thermally efficient footbox is patterned to mimic the shape of your foot position while lying on your side Smooth, quick zip with anti-snag locking zipper with no-draft zipper garage, and long, ambidextrous zipper Easily adjust hood without unzipping using low-profile internal cordlock access Seal out drafts by cinching insulated tube along upper hood opening Hang dry or store bags with exterior loops Storage sack & stuff sack included Order today!