The MD500v8 is crafted with a synthetic and mesh upper and updated collar construction that delivers plush comfort without sacrificing speed Designed for the emerging track athlete these running shoes feature a 6pin spike plate inspired by our MD800 but tweaked to perform for a broad variety of distances and disciplines The bold asymmetrical design provides an eyecatching look as you tear up the ovalFeaturesPremium upper designed for emerging track athletesSynthetic and mesh upper material offers breathability and a lightweight fit6pin spike plate delivers an aggressive and forgiving rideEVA heel wedge provides an extra level of comfort and protectionAdjustable lace closure for a customized fitUpdated collar construction for comfortAsymmetric and refined color scheme for a striking finishSize amp Fitnbspnbsp138 grams 49 oz