Regular fit with secure lace closure Lightweight textile mesh upper and lining for breathability Dual-density Lightstrike + Lightstrike Pro cushioning for responsive comfort ENERGYRODS technology helps limit energy loss during high-performance runs Lighttraxion outsole with Continental™ Rubber for superior grip 36mm heel / 30mm forefoot stack height for balanced support Engineered for speed, built for the long haul. The adidas Adizero Boston 12 blends ultralight construction with energy-saving tech to help you power through tempo runs and race day alike. With cushioning that won’t weigh you down and grip that won’t quit, this runner is your go-to for pushing past the finish line. Product Code: JR4791