The padded sock for warm and dry feet for all occasions even under extreme circumstances the climate active material will ensure you have warm and dry feet sweat is carried to the outside which ensures that your feet dont get too hot or too cool the instep and heel have been reinforced which protects your foot each sock has a padded toe achilles heel reinforcement sole padding with coolmax material 59 coolmax polyester 22 cotton 8 polyproylene 6 polyamide 5 silver f