The heatgear crew socks from under armour are more than a regular sock they protect your feet with their moisture transport system and incorporate seemless toe and contoured y heel for added comfort moisture transport system wicks sweat away from the body armourblockreg anti odour technology prevents the growth of odour causing microbes embedded arch support reduces foot fatigue seamless toe amp contoured y heel for the perfect comfortable fit three pairs of socks 78 polyester 20 co