Under Armour Boys' Leadoff Mid RM Jr. Baseball Cleats, Black/White, 13K Medium US Toddler. Synthetic leather upper provides exceptional step-in comfort with added durability & support. Mesh tongue enhances breathability to keep your feet cool & dry all game long. Full-length EVA midsole for added comfort, cushioning & dispersed cleat pressure. Rubber molded cleats provide optimal traction & durability for all field surfaces.