It has hygroscopic feature. product content: 1 piece 195x215 goose down duvet, 2 pieces 50x70 goose down pillows inner filling: 100% goose down 15% goose down, 85% back feather outer fabric: 100% cotton more than 100 stocks are available to be sold at the campaign price. price listed is 17 valid until october 2026. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.