For Camping, Hiking, And Mountaineering Outdoors, Adults,, And Washable. Polyester,Cotton ?ENJOY WARM COZY SLEEPING?: Warmth and cozy are keys to enjoying a good night's sleep on outdoor adventures. Choosing the right sleeping bag can help keep you warm, cozy, and rested. BISINNA camping sleeping bags use 400GSM hollow cotton as filler which let it has a rating of 32 degrees Fahrenheit .It could keep you warm and safe even in near-freezing temperatures. It is designed to keep you warm all night. ?COMFORTABLE SKIN-FRIENDLY?: We adopt 210T polyester as surface material and hollow cotton as filler. For this reason, the sleeping bag is quite soft, comfortable, skin-friendly and waterproof. It can help you to get rid of a tiring day of hiking, camping, travel , outdoor activities or any other exploration. ?EASY TO CARRY AND CLEAN?:Our sleeping bags are also extremely easy to clean as they are safer for machine wash too. Moreover, each sleeping bag comes with a compression sack with straps, which makes it quite convenient to store and carry the sleeping bag along. ?GREAT DESIGN?: A right zipper one and left zipper one can be zipped together to double sleeping bag for couple or family uses. Separated zipper at the bottom can also let you free your feet for great temperature control. Half-circle hood with adjustable drawstring keeps your head warmer even in extreme conditions. Single sleeping bag could spread out as a blanket/quilt at home. The Sleeping bags are not only ideal for outdoor use but even for indoor use. ?YOUR SATISFACTION IS GUARANTEED?: Here at BISINNA we pay great attention to detail in order to ensure that our outdoor sleeping bags are durable and well made.Every product you purchased has a lifetime warranty in material and workmanship defects.In the unlikely event that your new sleeping bag is defective,please contact us immediately and we will give you a reply within 24 hours.