Developing mental toughness can help you train longer and prepare you for tough challenges on race day. The Adizero Boston 12 running shoe is equipped with Lightstrike Pro & Lightstrike 2.0 dual-density foam technology to help you improve your endurance and strength. It is carefully adjusted with ENERGYRODS 2.0 bionic energy fiberglass columns to create a comfortable and sporty feel. It is designed for rhythm running and speed training on the track.EUR39,EUR40,EUR41,EUR42,EUR43,EUR44,EUR45,EUR46,EUR47,EUR48,EUR49,EUR40.5,EUR42.5,EUR44.5,EUR46.5,EUR48.5