Light weight, Crew Mens/Unisex A light-weight, rugged Adventure Cross Training (AXT) sock with performance features. Cushioned sole with mesh knit side channels for air flow to move moisture Dimensional knit for a foot hugging fit Reinforced special areas for durability Spandex arch brace helps support and hold sock in place with a snug fit Smooth, flat toe seam Temperature: Temperate Weight: Light weight Height/Type: Crew 33% merino wool, 33% recycled polyester, 32% nylon, 2% spandex