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.