Adidas Adizero Boston 11 ultra-light foam-soled, cushioned and breathable running shoes. The Adizero Boston 11 running shoes are designed for mid- to long-distance running. They bring a race-day feel to training with a propulsive feel from ENERGYRODS, limiting energy loss underfoot. They are fast but This doesn’t come at the expense of durability. The midsole mixes ultra-lightweight LightstrikePro cushioning with durable LightstrikeEVA. Official item number: ID4443DX Size: 36 36.5 37.5 38 38.5 39 40 40.5 41 42 42.5 43 44 45,