These comfy socks are an essential all year round our freshfeet technology keep feet fresh by combating the bacteria that cause odours style fitankle freshfeet with silver technology added stretch plan a cotton care and composition composition socks 1 4 75 cotton 24 polyamide and 1 elastane socks 2 3 5 86 cotton 13 polyamide and 1 elastane care instructions machine washable tumble dry keep away from fire and flames