Hilly Mono Skin Padded Training Socks Cushioned training sock. • Resiliant Meraklon® cusioning wicks away moisture and provides shock absorption • Hand-linked flat toe seam and cusioned toe protection to help prevent blisters • Air vents on upper to helpkeep feet cool • New 'VentFlex' panel on front of ankle for improved ventilation and flexibility • Full Achilles heel protection • Arch grip section and Y heel for optimum fit