Product DNA You'd live in your spikes if you could, but when you're training on the road or warming up for your next meet you want something just as fast. That's where this light, aerodynamic, distance shoe comes in. No shock, all speed. Lightweight, engineered mesh upper construction for increased ventilation Higher ankle collar & cushioned tongue for added support & comfort Full-length moulded sockliner forms to the foot, eliminating slippage & providing ideal underfoot comfort Charged Cushioning® midsole is firmer in the heel & softer in the forefoot for support & comfort TPU midsole shank for added stability & support High-abrasion rubber traction outsole pattern for extended durability & grip out on the trail Anatomically placed flex grooves offer proper flexibility in key areas Weight: 257 g