adidas ULTRABOOST 5X W Size:40 2/3 while the carbon Speedboard® flexes

while the carbon Speedboard® flexes to snap you forward

while the cuffed ankles ensure comfort and a precise fit

The updated construction improves ventilation

it's a precision tool designed to disappear on you and let you focus only on the path

adidas ULTRABOOST 5X W Size:40 2/3 while the carbon Speedboard® flexesThese adidas running shoes make your life easier. The lightest ever BOOST foam delivers continuous energy return kilometer after kilometer, keeping you feeling fresh from start to finish. The Torsion System between the heel and forefoot ensures stability and a smooth, consistent stride, regardless of distance or speed. All of this rests on a Continental rubber outsole that guarantees reliable traction in both wet and dry conditions, so you always feel