20 degree F, cold weather mummy sleeping bag for outdoor camping and hiking. Mummy shape fits your body shape to help keep in the warmth, a hood with an adjustable drawstring could be tightened to retain heat. Durable polyester shell with a comfortable brushed tricot liner, provide strength, warmth, and softness Contrasting orange webbing prevents zipper being snagged by plowing fabric away from zipper. The sleeping bag measures ‎82 x 33 inches, which is suitable for most adults.