Who says running isn't personal? Take your next personal best down with a vendetta against yourself. 6 spikes offered with a rigid TPU plate in a lightweight form fitting upper, performs as well in the 200 as it does in the 3200. 
Overview 6-pin spike plate Breathable mesh upper Molded EVA midsole Durable rubber outsolde 400m-5K Specs Surface: Track Weight: 4.8oz. | 136g. M8