These handy footsies socks are hidden when worn with shoes and trainers our freshfeet technology keeps feet fresh by combating the bacteria that cause odours style fitliner plan a cotton added stretch care and composition composition pair 1 62 cotton 20 acrylic 17 polyamide and 1 elastane pair 2 4 82 cotton 16 polyamide and 2 elastane pair 3 53 acrylic 29 cotton 16 polyamide and 2 elastane pair 5 80 cotton 17 polyamide 2 elastane and 1 acrylic care instruction