adidas Men's Adizero Ambition, Black/White/Blue, 8.5 D US Featuring a SprintWeb frame, this lightweight track spike comfortably supports the foot for confident speed. Air mesh upper enhances breathability, keeping your feet cool and dry during intense races. Molded EVA midsole promotes responsiveness to help propel you forward. Outsole with a six-spike Pebax plate ensures reliable traction. Removable spikes let you switch up the grip for different courses or weather conditions. Includes 3/16" needle spikes and a wrench.