The Nike Zoom Superfly Elite 2 is a unisex lightweight spike specially designed for sprinters. The spike performs best at short distances from 60 to 400 meters. The spike is designed to withstand the enormous forces associated with sprinting and enhance your performance. Take your performance to the next level, get competitive and break records with this fantastic spike. Sole On the sole are eight replaceable spike tips made of durable steel on a Pebax plate. The plate is a generative design (created using AI) that recognizes zones that need to be rigid and flexible. This plate, as it were, propels you forward while running and creates a powerful push-off. The spike tips give you excellent grip on all surfaces. Upper Using an intricate weaving process, Flyweave technology creates a textile upper that maximizes the foot's natural movement and acts like a second skin. Boost your performance with these spikes! Standard spike tips and a key are included with this spike.