I purchased this new and only used it once, but I'm selling it because I don't anticipate using it again. Please be aware that this listing may be removed suddenly if the item is sold on another site. This top-of-the-line sleeping bag is perfect for camping or as a substitute for guest bedding. I am also selling this on other sites, so I may remove this listing suddenly. NANGA AURORA LIGHT 450DX Original Aurora Light 450DX Special Edition A lightweight 3-season (spring, summer, autumn) model with a rational structure. This sleeping bag series uses AURORALIGHT, a waterproof and breathable material developed by NANGA. AURORALIGHT is extremely thin and lightweight, yet highly water-resistant. ● Fabric Outer fabric: 20dn Auroratex Inner fabric: 20dn nylon taffeta ● Internal structure Box quilt construction ● Fill power Spanish duck down 90-10% (760FP) ● Down amount: 450g ● Size: Regular (up to 180cm tall) ● Color: BLK (Black) ● Storage size: φ15 x 31cm * Actual measurements, please allow for some error. ● Total weight: Approximately 950g ● Comfort temperature / Lower limit temperature 0°C / -5°C A compact, black mummy-type sleeping bag with a stylish red interior. - Color: Black - Storage size: Compact - Interior color: Red - Shape: Mummy type