Under Armour Men's Fat tire GTX Socks Synthetic Imported Breathable Upper - Provides breathability and ventilation. HeatGear - Wicks away excess sweat and moisture. Synthetic Strap - Offers a customisable fit. Charge Cushioned Footbed - Delivers a high rebound foam to improve cushioning. Michelin Wild Gripper Outsole - Provides optimal grip and traction.