The Kamp-Rite woods ultra, 15 degree sleeping bag rivals the comfort of home on frigid nights. The woods ultra delivers top to bottom warmth from the moment you get in and throughout the night, thanks to a soft, 100 percent cotton flannel interior and rugged canvas exterior. The oversized, rectangular bag provides room to stretch out comfortably as you Sleep, while the 2-layer construction eliminates cold spots. So comfortable and cozy you may forget you're not sleeping at home. Your insurance against sleepless nights and cold feet.