Soft, thin and lightweight ventilated construction delivers comfort and breathability Quick-drying Coolmax« polyester offers maximum moisture-wicking control to keep feet cool and dry Nylon-reinforced sole extends durability in high-abrasion areas Over-the-calf length, dynamic 2x1 nonslip cuff and stretch bands keeps sock in place. Sock Sahara RD/WH/BL L/XL