Rib Cushion Loop Alpaca Socks are a must for every sock drawer. Designed for outdoor wear or as slouch socks for lounging around at home. Long lasting alpaca blend, insulating and extremely comfortable, they can be cold machine washed and dried. The alpaca content provides sweat-wicking properties and the sock is designed with just enough elastication to ensure a perfect fit and durable shape. A lot of our customers enjoy wearing them as bed socks! Content: Alpaca 45% Acrylic 40% Nylon 9% Elastic 6%. Can be washed in a gauze laundry bag on cold machine wash. US Size 6-5 - 9.5 / UK 4-7 / EU 37-40