Snugpak Sleeper 3+ (Sleeper Xtreme) Camping Yellow Used only once for camping. Stored in a closet after washing. "Insufil," a silicone-treated hollow fiber insulation, is used as the filling, making it comfortable even in sub-zero temperatures. It can be machine-washed for cleanliness. A sleeping bag for life. As a reference, it was sold for over 50,000 yen on Amazon a few years ago. Brand: Snugpak Color: Camping Yellow Season: For 3 seasons Closure Type: Zipper Item Weight: 4.71 pounds Outer Material: Synthetic, Nylon, Cotton Size: 28x26cm (after compression) Unfolded Size: 220cm (length) 150cm (waist) Weight: 2100g Accessories: Compression sack Comfort Temperature: -12℃~-7℃ Features: Comfort hood, zip baffle, foot reinforcement, hanging drying tabs, 2-way zipper Material: Super soft nylon Filling: "Insufil" silicone-treated hollow fiber (synthetic fiber) Product Description ●3-season sleeping bag. ●"Insufil," a silicone-treated hollow fiber insulation, is used as the filling. This synthetic fiber retains warmth between the micro-cavities within the fibers. When the bag is opened, the hollow fibers expand and enlarge, providing maximum loft (re-expansion). ●It's okay if it gets wet, so it can be machine-washed, keeping it clean, and it's also fine in sudden rain. ●The lining of the Sleeper uses nylon fibers with a flexible, silky-touch, smooth surface for comfortable use. ●Includes a compression sack, comfort hood, zip baffle, foot reinforcement, hanging drying tabs, and a 2-way zipper. ●Some products are officially adopted by the NATO forces, the US military, the British military, the Australian military, etc., and their quality is recognized worldwide. ●Snugpak is the trade name of Brett Harris Ltd. of West Yorkshire, England, founded in 1977. Snugpak manufactures a wide variety of unique, high-quality sleeping bags and sells them worldwide. Camping Sleeping bag, Schlafsack Snugpak Military