1、The sleeping bag is lined with high stretch silky polyester fabric, suitable for use in any season. 2、It has a variety of uses, can be used as a lining or blanket, and it can be used as an isolation sheet when staying in a hotel. 3、Easy to use, it is a great choice for camping, hiking, backpacking or going to the park. 4、It is easy to carry, with its own storage bag, which can be put into daily bags or small storage space for use at any time. 5、Skin friendly and comfortable, breathable and not stuffy. When you sleep on the inner lining, it will make you feel soft and comfortable. Item Type: Sleeping Bag Liner Product Size: Unfolded Size: Approx. 200x80cm / 78.7x31.5in Stored Size: Approx. 23x13x7cm / 9.1x5.1x2.8in Material: Polyester Fiber 1 x Sleeping Bag Liner