Lightweight low, foot hugging fit and comfort. Ultimax pro moisture control system. Dry-release and polypropylene hydrophobic fibers eliminate moisture. Merino wool, hydrophilic fibers absorb and transport moisture away from foot bottom. Creates a dry, blister-free surface for exceptional foot health. Cushioned sole and seamless toe closure. Also consists of dri-release tencel- patented micro blend of natural and man-made fibers. Naturally porous and disperses moister for even evaporation. Dri-release tencel contains fresh guard odor eliminator which is activated in the wash process. It forever protects the sock from odor causing bacteria and fungus.