Add the redesigned second gen Covert GORE-TEX sock to your gear kit and make any pair of boots waterproof. Whether you&';re facing water crossings, all-day rain, or even if your boots are still soaked from the day before, these socks will keep your feet dry. Low profile materials and left/right construction make these socks comfortable and easy to use. Men&';s sizes (women add 2) - SM - 7/8 MD - 9/10LG - 11/12XL - 13/14 GORE-TEXA(R) stretch materials GUARANTEED TO KEEP YOU DRYA(R) Soft spandex cuff Above the calf design Articulated patterning Specifically fitted for right and left feet For use with non-waterproof boots 4-season use [Synthetic base layer sock required for proper GORE-TEXA(R) functionality, cotton socks will not work with this product]