Falke Hidden Cool Socks Keeps feet cool and dry These socks are perfect for Running, Gym, Golf and Everyday Use The NEW Eco-friendly socks have been sustainably manufactured using Falke’s latest BCool fibre. When using a size up running shoe, this fully-cushioned sock will assist with filling the space to prevent foot movement in the shoe and allow for a second-skin fit. Each sock is specifically constructed to the contour lines of the left and right foot, for that anatomically right fit. Features Include: Under-arch Grip Technology for added comfort and supports Mesh panels aid breathability and keep feet dry Recycled BCool keeps feet cool and dry Fine toe seam aids blister prevention Fully cushioned for superior comfort Heel tab for comfort and support Material: 42% BCool | 42% Cotton | 11% Polyamide | 5% Elastane Sizing Guide Small Women US 6.5- 7.5/ Men US 5- 8 Medium Women US 9.5- 10.5/ Men US 8- 9 Large Women US 11+/ Men US 10 + Made in South Africa