【High Insulation Mummy Type for Warmth】The mummy-shaped design conforms to the body, eliminating wasted space. High-density insulation material efficiently traps body heat, providing indoor-like warmth even in extremely cold environments. It ensures deep and restful sleep during camping trips and overnight stays in vehicles. 【Spacious Size, Freedom to Sleep】Can be opened and closed from both inside and outside, making temperature adjustments easy. You can operate your smartphone or eat and drink without leaving the sleeping bag, maintaining comfort while blocking out the cold. Furthermore, the spacious design accommodates heights from 150cm to 190cm, allowing even larger individuals and those who toss and turn to sleep soundly until morning without feeling cramped. 【Water-Repellent Treatment & Washable for Cleanliness and Durability】The outer fabric is treated with 230T waterproof processing, providing strong durability against sudden rain, condensation, and dirt. Moreover, it's machine washable, so you can easily wash away dirt and sweat odors after outdoor activities, keeping it clean after use. It prevents the breeding of dust mites and mold, ensuring hygiene. 【Compact Storage, Versatile in All Situations】Using the included compression bag, even women can easily compress it into a small size, making storage and carrying incredibly easy. It takes up little space in bags or vehicles. It's perfect for outdoor activities like camping and mountain climbing, as well as for emergency evacuation supplies during disasters, overnight stays in vehicles, tent camping, fishing, cherry blossom viewing, home use, office naps, and guest use. 【All-Season Sleeping Bag】Suitable for all four seasons, this sleeping bag functions as a blanket and is versatile with a wide comfortable temperature range. Optimal seasons: Spring (March-June) - suitable for warm days and cool nights, Summer (June-September) - ideal for nighttime chill protection, Autumn (September-October) - just right for the morning and evening chill, Winter (November-February) - use the sleeping bag as the outermost layer and layer with an inner sleeping bag or blanket. Sleeping Bag LEEPWEI [2026 Upgrade Version Mummy Type] All Season Compact Camping Outdoor sleeping bag Lightweight Disaster Prevention Overnight Stay in Vehicle Guest Use Mountaineering Easy Storage Washable Storage Bag Included F