Specification:22590cm (suitable for height 180cm-190cm). Fabric: 400T waterproof tearing resistance of nylon. Lining: 320T close skin nylon. Filling: 90% white goose down (bulkiness 750 +). (Sleeping bag products, comfortable temperature varies and is affected by many other factors). Or, you can choose to get a replacement. Our goal is to ensure a happy shopping experience with us.