Wacky by name and appearance but certainly not in terms of function and performance the wackysox collection is the best of both worlds for players who like to make a statement on the pitchthe wackysox love hearts rugby socks feature an ultra high performance foot made from 75 coolmax and 25 polyamide coolmax is the original moisture management fabric featuring advanced wicking technology which helps keep moisture away from your skin keeping you dry and cool so you can play harderthe ext