Bullet Points:      1、Warm Sleeping Bag: Designed with versatility in mind, these polar fleece sleeping bag liners can add extra warmth to your sleeping bag and double as a cozy blanket for relaxing at home.     2、Product Size: Dimensions while zipped are 70 inches long, 31 inches wide; unzip to use the sleeping bag liner as a blanket.     3、Lightweight and Portable: Lightweight, compact and portable sleeping bag can be used as a double blanket or picnic rug when it is unzipped.     4、Convenient to Use: The sleeping bag will give you a soft and comfortable feeling when sleeping in the liner. With double-sided zipper for convenient use.     5、Multiple Functions: The sleeping bag can be used as a liner or as a blanket. Take our sleeping bag for camping, hiking, backpacking or to the park, it will be your best choice.        Specification:     Name: Fleece Sleeping Bag (Inner Liner)     Size: about 180cmx80cm/70.87*31.50in     Fabric: Ultra-fine high-density fleece     Weight: about 500-550g     Suitable for: outdoor, indoor office, dormitory, hotel, guesthouse, train, etc.     Role: keep warm and dirty     Use season: spring, summer, autumn and winter (four seasons)     Operating temperature: above 15 ° C     Packaging: Each sleeping bag is equipped with a packaging bag, which is ultra-light and portable.        Packing List:     1 * Fleece Sleeping Bag      1 * Storage Bag