Winter Single Envelope Sleeping Bag High quality material The material of the outer layer consists of 210T polyester fiber and the lining of 250 g/ l hollow fiber. The fabric has excellent density, smoothness, high gloss and water resistance, gives you the perfect combination of durability and comfort of the product, warm and breathable, and gives you a super comfortable rest. Warm and comfortable Windproof buckle, shrink zipper on the chest wall to keep your head and face warm. The double zipper inside and outside is more convenient to use and is very suitable for couples, friends and family. Easy to use With two side zippers, it is easy to put on and take off. sleeping bags are more spacious than other types of sleeping bags. You can stretch from head to toe without feeling held back while you sleep. The side zipper can turn two single sleeping bags into one double sleeping bag, which is very suitable for family use. Easy to carry We offer a sturdy compression bag with 4 straps that can be used to compress the sleeping bag to the smallest size for easy carrying. is trustworthy as a professional outdoor brand. We invest a lot of energy in our products in to offer our customers a pleasant shopping experience.Product size ‎51.6 x 31.5 x 12.8 cm;Product colorblueweight 1.4KGProduct componentssleeping bag*1,packing bag*1