It is a quilt of Western Mountaineering Astralite. Down weight about 320g. A 3-season model of a down quilt in pursuit of ultra-lightweight compactness, to be used in combination with a sleeping mat. Down-filled yoke shaped along the shoulders prevents cold air from entering through the neck and shoulders. With built-in insulation or in combination with a 3-season sleeping mat and headwear, it can handle temperatures down to -3°C. Toasty, lightweight down quilt for backcountry warmth. Soft, durable shell adds protection without bulk. European 850 fill down insulation is warm and highly compressible. Unique closure system secures from shoulders to legs. Top collar drapes over neck to block wind and retain heat. Top collar covers shoulders. Adjustable straps around shoulders. Adjustable and removable back padded straps. Stuff bag and storage sack included. Brand new and unused. Thank you for your interest in our items! We are happy to convey our Japanese culture and wonderful products to people all over the world! Foreign Buyers – Please Note. Thank you for your understanding. This item is in the category “Sporting Goods\Camping & Hiking\Outdoor Sleeping Gear\Sleeping Bags”. The seller is “japan-culture-market01″ and is located in this country: JP. This item can be shipped worldwide.