Your run will be smooth, natural with the Zoom Winflo 4 Running Shoe from Nike. Engineered mesh upper in a running shoe style with a closed toe Lace-up, Flywire cables for a supportive fit exactly where you need it most Dynamic Fit system offers support that adapts and moves with you Nike Zoom Air cushioned heel unit for a responsive feel Durable rubber waffle outsole for multi-surface traction Cushioned crash rail helps to absorb impact and facilitate smooth transitions