Material and finish: This model is made of polyester fiber fabric with a doublesided brushed finish. Although it is not pure cotton, it feels soft and resists pilling for longlasting use. Compact storage: Includes a storage bag for travel. The sleeping bag sheet packs down small and fits easily into a backpack or suitcase without taking up much space. Safe and skinfriendly: Constructed from quality materials that are safe to use and gentle on the skin, suitable for extended contact while sleeping. Builtin compartment: The single sleeping bag features a compartment for small items or belongings, adding practical convenience while you sleep. Hygiene and protection: Designed as a barrier between you and unfamiliar bedding, this summer sleeping bag protects against ticks, dust, dirt, and other contaminants commonly found in shared or unclean beds. Key attributes: Function: singleperson sleeping bag / sleep sheet for travel and overnight use Material: brushed polyester fiber (doublesided) Compatibility: packs for backpacks and suitcases; suitable for hostels, guest beds, camping, and travel Performance: soft to the touch, pillingresistant, skinfriendly, protective barrier Use scenarios: 1. Backpacking or air travel — carry the packed sleeping bag sheet in your daypack or checked luggage to ensure a clean sleeping surface in hostels or budget accommodations. 2. Camping and outdoor stays — use as a lightweight summer sleeping bag liner to protect against dirt and insects while reducing bulk in your pack. 3. Guest bedding or emergency use — keep it stored for visiting guests or as a compact, hygienic option during unexpected overnight stays. This single sleeping bag combines a soft, durable fabric with compact portability and hygienic protection, making it a practical choice for travel and overnight use.