Adizero Boston 12 M - JQ2552 10percent SPEEDROLL Technology encourages a smoother

SPEEDROLL Technology encourages a smoother and easier run by helping you roll from heel to toe with less effort

An engineered mesh upper provides maximum airflow as you push through your route

Provides soft step-in comfort

You love a hard training session

Style: DR2665-103

Adizero Boston 12 M - JQ2552 10percent SPEEDROLL Technology encourages a smootherFAST TEMPO TRAINING SHOES WITH HIGH PERFORMANCE TECHNOLOGY. The Boston Marathon is a race. But it's also a goal, and a training plan and all the days it stays on your mind before the big one. The adidas Adizero Boston 12 Shoes are built for mid to long distance running. They bring a race day feel to training with a propulsive feel that comes from the glass fiber infused ENERGYRODS 2. 0, which limit energy loss underfoot. They're fast, but that does