Category: Neutral; Ideal For: Road running; HydraMAX, Collar Lining: Superior lining material that has great moisture-wicking properties & a plush hand feel; ComfortLite Sockliner,: Contoured to cradle the heel, support the arch & reduce peak pressures in the forefoot; Air Mesh Upper: Provides lightweight breathability; HRC+, Strobel Board: Covered with an additional 3mm of foam to deliver an incredibly plush ride; Super Rebound Compound Impact Zone: Provides durable shock absorption in the heel crashpad to help reduce torque; XT-900,: Premium carbon rubber outsole material. Offers exceptional traction without sacrificing durability; Blown Rubber: Lightweight flexible material provides added cushioning while maintaining durability & a smooth ride;