This Puma Running Velocity Nitro is made NITRO foam for superior responsiveness and ultimate cushioning. A secure fit and a breathable, engineered mesh upper offer a comfortable ride for every run. The rubber outsole offers supreme traction for all surfaces and conditions and is ideal for running, aerobics or HIIT workouts.In excellent pre-owned condition, clean footbed, no marks, scuffs or signs of wear; from a smoke free home.