The world's best selling golf sock is constructed with DrySof to help lift moisture and vapor off the skin, allowing for a drier, more comfortable sock. Features superior construction through Spandex which provides excellent fit and superior stretch/recovery, now with a new mesh channel for enhanced breathability. Incorporating Comfort Seam which is FootJoys exclusive enclosed toe seam for advanced comfort and fit. FootJoy reinforces the heel of its socks by double-layering the heel area which provides support and cushioning in a known high abrasion area. 46% Acrylic, 36% Polyester, 6% Spandex, 12% Nylon - Mens UK size 6-11.