FITS FOR 3 SEASONS: SIZE - 31 by 90 inches (W x D). Our sleeping bag can be used in 3 seasons with a design temperature of 32℉-77℉(0℃-25℃). These bags also have a weather resistant waterproof design to keep you warm and prevent you from any dampness..MATERIAL: Outer Cover Material-premium 210T Polyester Fabric which is waterproof and Breathable; Lining Material:190T polyester pongee; Fill-Material: 100% Microfiber. Warm and skin-friendly..LIGHTWEIGHT AND COMPACT PACKAGE: Pack Weight is 3lbs, the package size is cylinder 11.8 by 13.8 inches and would take up less space. Convenient to carry along for any outdoor adventures, class camping trip, the aquarium, summer camp, couch surfing, jam bags, office crashing, and as an emergency blanket for vehicles..A THOUGHT OUT DESIGN: Drawstring allows you to tighten hood and keep you warm. The idea of having a zipper at the foot to allow more warm or cool air to enter or exit the bag in different times of the season.Our sleeping bags are designed to provide much needed rest after a full day of outdoor activities..100% SATISFACTION :100% NO QUESTIONS ASKED, no hassle money back or replacement. We try best to make sure every customer is completely satisfied. If there's a problem, message us! Order now! At your service, dear. Anyway, thanks for your coming!