Designed for No. 77 and made for every athlete craving speed and efficiency, Luka's debut delivers the goods. The first shoe with full-length Formula 23 foam, it has an ultra-supportive fit crafted with the step-back in mind. Meanwhile, strong and lightweight Flight Wire cables keep you feeling contained, whether you're playing indoors or out. This is the assist you've been waiting for-get out there and make your shot.Cable ContainerEmbroidered Flight Wire-think of the braided cables that support bridges-wrap around the shoe's upper to keep your feet secure and contained.Geared for QuicknessFull-length Formula 23 foam translates to responsive support for your entire foot, helping you find new ways to create space. Under the foam, a stabilising plate helps you feel quick when Euro-stepping through the lane.Step Back With ConfidenceA rubber wrap built for ankle support complements an efficient traction system designed to optimise Luka's step-back-and yours, too.