A rocker-shaped design assists in smooth transitions from heel to toe, reducing calf strain during long runs, running shoes fresh foam.

The evoSPEED Star 9 is the ideal entry-level track spike for high school athletes. Perfect for a variety of track & field events, from sprints to 10K distances, hurdles, and jumps. Featuring extended Pebax plates for superior traction and propulsion, and 2 x 6 replaceable spike pins.

The midsole uses a gradient density system to transition cushioning from heel to forefoot, running shoes that are waterproof.