Versatile sleeping bag made from 190T polyester yarn with hollow-fiber cotton filling. Skin-friendly and comfortable, it delivers reliable warmth and a cozy surface for rest in a wide range of settings. Key benefits Multi-environment use: designed for outdoor activities such as camping, hiking, backpacking, and picnics, and also suitable for indoor use at home, in the office, or in hotels. Comfortable insulation: hollow-fiber cotton filling combined with 190T polyester yarn offers softness against the skin while retaining warmth during use. Practical solution for resting away from home: provides a familiar, comfortable layer when standard bedding is not available. Important attributes Material: 190T polyester yarn outer fabric with hollow-fiber cotton filling — skin-friendly and designed for comfort. Function: intended as a sleeping bag to improve warmth and comfort during outdoor activities or temporary indoor stays. Compatibility: works for both outdoor and indoor applications as listed above; pairs with common camping and travel setups. Typical use scenarios Overnight camping: use as primary bedding in a tent to stay warm and comfortable during cooler nights. Day hikes and rest stops: unfold for a warm, comfortable break on a trail or at a picnic site. Travel and short stays: use in hotels, guest rooms, or office naps when you need a familiar, comfortable layer. What this product solves Eliminates the need to rely on unfamiliar or unavailable bedding when traveling or outdoors. Provides a comfortable, skin-friendly layer that improves warmth and rest quality during activities away from home. Material care and performance notes The combination of 190T polyester yarn and hollow-fiber filling is chosen to balance comfort and insulating performance for general outdoor and indoor use.