NIKE Women's Zoom Cage 2 Tennis Shoe Synthetic Rubber sole A forefoot Nike Drag-on Cage upper provides protection during specific tennis sliding movements without sacrificing breathability Visible Nike Zoom Air in the heel provides a low-profile ride that is also incredibly responsive with a medial mid-foot shank for lockdown A zonal herringbone outsole puts traction where you need it most Strategically placed outsole wear shelves with Nike XDR rubber for durability that holds up over time