The Nike Anti Blister Running Socks benefit from a low-friction construction to reduce abrasion to the forefoot, heel and toe to lessen the chance of blisters and injury. These running socks feature Dri-Fit fabric to pull moisture away from the skin, with ventilated mesh for lightweight breathability and enhanced comfort. Running socks. Ribbed ankle. Ventilated mesh. Dri-Fit fabric. Low-friction construction to reduce abrasion. Anatomical design. Nike swoosh. Colour: Black and white 99% polyamide, 1% elstane. Machine washable.