ROVOR Buhl 45 Degree Mummy Backpacking Sleeping Bag with Included Stuff Sack | The Buhl Sleeping Bags for Adults Have a 45 Degree Comfort Rating Reinforced Mini-Diamond Ripstop Polyester Shell LIFETIME WARRANTY: Like all Rovor Products, the Buhl Backpacking Sleeping Bag has a lifetime warranty against manufacturer defects, and every product is tested to the highest quality standards. If there are any issues that arise, just send it to Rovor or any Rovor retailer for a hassle free replacement FITS TALL ADULTS AND TEENS: This is a perfect sleeping bag for adults and tall teens, but can also be used as a kids sleeping bag. It is among the tallest on the market at 90 inches in length and has a recommended maximum height of 7 feet TEMPERATURE RATING: Rovor Buhls 14 Degree Fahrenheit Extreme Rating, and 45 Degree Fahrenheit Comfort Rating allow for use in cool, moderate, or warm weather. We do not recommend using these compact sleeping bags under 45 Degrees Fahrenheit unless absolutely necessary HEAVY DUTY & BUILT TO LAST: Our Mummy Sleeping Bag is outfitted with YKK zippers for no-snag performance from the worlds leading zipper brand, and a premium reinforced mini-diamond ripstop polyester shell that is lightweight without sacrificing durability BE COMFORTABLE & STAY WARM: Buhl Lightweight Sleeping Bag has a 260 thread count ultra-soft microfiber lining, 200-gram 3D loft microfiber polyester fill is significantly lighter & warmer than others