These comfy socks are an essential all year round our freshfeet technology keeps feet fresh by combating the bacteria that cause odours style fitliner freshfeet with silver technology added stretch care and composition composition socks 1 5 53 polyamide 46 cotton and 1 elastane socks 2 3 4 84 cotton 15 polyamide and 1 elastane care instructions machine washable tumble dry keep away from fire and flames