Nike adaptive fit technology combines with lightweight textiles to create a zero distraction upper with enhanced durability in the tip and the medial side. Nike Zoom unit in the heel and Phylon™ midsole deliver lightweight, responsive cushioning, so you can move quickly while the shoe returns a great amount of energy from one step to the next. Nike XDR rubber in a herringbone pattern offers excellent hard court traction. Visible midfoot shank provides a great transition from heel to toe. Wt. 11.4 oz.