EMOOR Washable Down Room Socks, Beige Filling is down 60% and feather 40% and inner sole fabric is fleece. Sock reaches just above the ankles. Warm and light. Suede-like fabric used for sole is non-slip material. Enjoy warm and comfortable time for daily use, such as houseworking, sleeping and relaxing time in cold season. Pouch included, easy to carry folding compactly. Hand wash with warm water up to 40. Line dry in shade. One size fits for ladies size 5 1/2 - 7 1/2 (22-25cm).