Ultralight envelope doublesided fleece sleeping bag designed for adults. A versatile, compact layer that works as a camping sleeping bag, lunch break blanket, and hotel visceral liner. Key benefits Warmth and comfort: Doublesided fleece provides a soft, insulating surface on both sides for consistent warmth and a comfortable feel. Lightweight and packable: Designed for easy transport and minimal bulk, ideal when weight and space matter. Flexible envelope design: Opens flat to use as a blanket or folds into an envelope for sleeping, making it suitable for multiple situations. Adult fit and compatibility: Sized for adult use and compatible with other sleeping bags as a liner or with bedding in hotels and guest rooms. Durable everyday use: Built for repeated use on the trail, at work, and during travel. Features and attributes Function: Multipurpose sleeping bag and blanket that serves as a standalone sleep layer or as a sanitary liner for hotel bedding. Material: Doublesided fleece for softness and insulation on both surfaces. Style: Envelope shape that converts between blanket and sleeping bag configuration. Performance: Balances lightweight portability with comfortable warmth for short naps and overnight rest. Practical use scenarios Overnight camping or backpacking: Use as an ultralight sleep layer for mild to cool nights, or as a liner inside a heavier sleeping bag for added comfort. Workplace or school naps: Unfold as a lunch break blanket for quick rest without carrying heavy bedding. Travel and hotels: Bring as a hotel visceral liner for added hygiene and a familiar fleece surface when staying away from home. Why choose this product Simple, reliable design that adapts to multiple needs without extra bulk. Doublesided fleece gives consistent softness and insulation in every configuration. Practical for outdoor recreation, workplace breaks, and travel where lightweight, easytouse bedding is required.