Darn Tough Men's Socks - Micro Crew Ultra Lightweight Size:M Built to perform Smart Swim

Built to perform Smart Swim 2 features an augmented reality display with real-time metrics

conforming toe post eliminates toe chafing

Blendr accessory mounts offer clean integrated mount for rear Flare light

Technology : Uncollar++

Full front lining and all the care and love that makes me proud to be Funkita

Darn Tough Men's Socks - Micro Crew Ultra Lightweight Size:M Built to perform Smart SwimUltra Lightweight with Cushion Provides a light layer of cushioning along the bottom of the foot. Ultra Light, ultra comfortable. True Seamless technology allows for an undetectable seam fusion for an ultra smooth, invisible feel. Micro Crew Height A shorter, more concise take on the traditional crew height. Peeks just above the top of a standard hiking boot. Composition Knit with 50% Nylon 46% Merino Wool 4% Lycra Spandex. The fast action wicking