The new Hierro V3 is a lightweight trail-running shoe for the toughest conditions. The Fresh Foam base provides softness, comfort and cushioning. Its synthetic and mesh upper with HypoSkin technology provides an optimal adaptation to the foot and supports movement in any direction. The Vibram® MegaGrip outsole offers great traction. Drop: 8 mm. Weight: 328.9 gr. New Balance Hierro V3 Men's Shoes SS18 blue / black A benchmark for lightweight trail running shoes, the Hierro has been completely renewed. One of the biggest novelties of this Hierro V3 is its collar that feels like a sock and that provides a comfortable, secure fit and protection for the toes so you can advance with confidence. Bootie construction for a custom fit HypoSkin upper conforms to the shape of the foot for flexible, natural movement Seamless material appliqués Vibram® outsole provides improved surface contact with multi-directional traction. FRESH FOAM: An innovative midsole created from a single piece of foam that offers more natural traction and cushioning. Toe Protect ™ rubber compound offers reinforcement and protection from the elements. Drop: 8 mm. Weight: 328.9 gr. Reference: MTHIERC3