Ultimate Direction UD Micro Crew Sock Size:L/XL Independently batch tested for a

Independently batch tested for a wide range of prohibited substances on the World Anti-Doping Agency (WADA) list

and debris

Keeps your foot dry and free of blisters even in the thickest leather shoes

The engineered contours provide an outsized feeling of suppleness and protect from cold surfaces

Highlights Ultra light

Ultimate Direction UD Micro Crew Sock Size:L/XL Independently batch tested for aFURTHER AND FRESHER ON THE TRAIL LESS TRAVELED. Built for long distance comfort, UDs midweight Micro Crew Socks prioritize fit, feel and function for runners of all ambition. From slick scree to paved sprints, its midweight footbed cushioning and blister free arch support deliver impact protection against tough terrain and heavy heels. And with its crew height construction, debris stays out, socks stay put, and you stay focused on the adventure ahead.