Fast is a feeling--and our ASICS Dynamis delivers it. Our breakout shoe for the season features FlyteFoam, our premium midsole, along with BOA lacing and DynaPanel for superb cushioning, incredible fit and reliable support. All in a durable, lightweight shoe that lets you ignite your speed and explode on the road. Whether you're a sub 5-minute runner or aspire to be one, Dynamis may be your best bet yet for achieving your personal best. Weight: 9.5 oz. Heel Height: 20mm. Forefoot Height: 12mm.