Outdoor sleeping bag for 3 seasons: the ultralight sleeping bag is designed for a good sleep after a whole day outdoors. The sleeping bag is fluffy, warm and pleasant texture. The comfortable temperature range of adult sleeping bags is between 7 C and 25 C, can be used for 3 seasons (spring, summer, autumn). High-quality blanket sleeping bag made from tear-resistant 170T polyester, waterproof and breathable. Filling material: 100% hollow cotton, provide even better heat insulation with small size and light weight. The right design of the blanket sleeping bag does not restrict movement, so you can rest on any sleeping journey. Lightweight sleeping bag the dimensions of the travel sleeping bag are 210 cm x 75 cm, and is suitable for most people. This lightweight sleeping bag can be folded into the carry bag at a size of 25.5 x 20.5 cm and weighs only 0.95 kg. Convenient to store and carry, perfect for all outdoor activities, camping, travelling, mountaineering etc. Humanised design: the hood drawstring of the sleeping bag on the headrest is ideal in colder weather to keep you warm. On the sides there are two-way dividers. A Velcro strap prevents the zipper from opening automatically while sleeping. With all these designs you will feel more comfortable during the outdoor activities of different seasons. Multi-purpose sleeping bag the summer sleeping bag can be used in many ways, can be used as a blanket to keep you warm. It can be fully opened to become a bed sheet for picnic or entertainment. You and your family love this sleeping bag. If you do not like it,