Race beyond your limits in the Wave Nirvana 3 running shoe from Mizuno. The SmoothRide design minimizes shock vibrations through the gait cycle. The Intercool ventilation system provides an optimal interior temperature. Mizunos Wave Technology has been adapted to meet the needs of severe over-pronators. The outsole is built with rugged X-10 rubber, packing on the extra miles. - White/Powder/Reflex