adidas Mens UltraBOOST 19 TrainersFeatures: * Primeknit 360 upper for targeted support that enhances movement * Responsive BOOSTa,, midsole for enhanced cushioning * Molded heel counter provides a natural fit that allows optimal movement of the Achilles * Torsion Spring is integrated in the midsole to provide support during landing and propulsion toe-off * Continentala,, Rubber outsole for extraordinary traction in wet and dry conditions * Stretchweb outsole flexes naturally for an energized ride * Weight: 10.9 oz.