Materials: [Outer Fabric] 100% Nylon [Lining] 100% Nylon [Insulation] 90% Down / 10% Feather [Marmot Manufacturer Size Chart] *Sizes may vary depending on the product. ● Down jacket combining highly water-resistant 20-denier nylon fabric and 750 Fill Power down. ● Prevents down from getting wet and ensures warmth. ● Can be used not only as a cold-weather outer but also as an inner down layer. Please make your judgment based on the photos. It can still be used, but please confirm carefully and only purchase if you understand that it is a used item with a sense of wear.