New with out the box, The Nike Zoom Rival S 7 racing track spikes provides intense power and speed for the beginner to intermediate level sprinter, for short distance, hurdles and jumping events, these track spikes are the way to go. The combo of mesh and synthetic leather gives excellent breathability and a super lightweight. Dynamic Fit technology hugs your feet for an anatomic fit and superior lockdown. For excellent traction this spike has a Pebax plate with seven removable spike receptacles for an aggressive forefoot sole.