Stay cool in summer and warm in winter with a pair of best selling Samantha Holmes stripey socks. Insulating, Hypoallergenic and incredibly silky soft. These socks can be machine washed at 30 degrees. Avoid tumble drying. Lay flat to dry to keep shape. Composition: Baby Alpaca 56% Bamboo Viscose 24% Nylon 18% spandex 2%