Feature of Travel Sleep Sheet The sleeping bag liner is made of breathable skin-friendly polyester fiber, offer a hygienic sleep environment and ensure you with a comfortable sleep on travel, youth hostels, picnic, planes, and trains. The Ultra Light Slim Portable Sleeping Bag Liner provides a noticeable thermal improvement to your sleeping bag in summer. Also great for situations when camping in cold winter nights. Specification of Cotton Sleeping Bag Liner Fabric: Premium Polyester Three Different Sizes You Can Choose: 70.9 x 82.7inch (180 x 210cm): suitable for two person 63 x 82.7inch (160cm x210cm): suitable for single person, wider 45.3 x 82.7inch (115cm x 210cm): suitable for single person, Wash Method: Delicate Cycle Do Not Bleach Machine Wash Cold Tumble Dry Low Heat Package List: 1 x Sleeping Bag Liner 1 x Carry Bag Warm Notice 1.Please refer to the measurement. A slight measuring error is allowable in normal range. 2.There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.