Gently used a few times. Your irreplaceable winter companion for nights-in, Hästens down boots are made of 100% cotton satin, filled with 10% goose feathers and 90% goose down. Available in practical navy, details include cotton piping and top border in contrasting white and yarn dyed Blue Check lining. Washing Instructions: Machine washable up to 40°C. Tumble Dry: Yes, at low temperature. Filling: 90 percent goose down and 10 percent goose feathers. Outer shell: 100 percent cotton