As one of K-Swiss\' best-selling shoes, the Express Light 2 is updated with a newupper design and TPU shank for added stability and performance while keeping the same fit and comfort. The shoe also features a deep grooved herringbone outsole for exceptional traction on clay court surfaces.The Express Light 2 is a versatile shoe for a wide variety of player types and levels. Synthetic Leather Upper  Textile Collar Lining Aosta Rubber Outsole Molded EVA Midsole Die-cut EVA Sock Liner Lace Closure