the mg4x2 hybrid golf cross trainer is a multi-functional shoe that takes you easily from the street to the course, and back again. featuring a premium performance t.p.u. outer for protection from the elements, it boasts an auxetic lattice midsole for all-day support, a sawtooth traction pattern for grip, and our staple triple-density foam cushion footbed for a massage with every step. features - exclusive to our site, storefronts, & select retailers - made with a premium performance waterproof upper - wide base & responsive eva midsole - 3d molded heel cup ensures solid footing - tall sculpted sidewalls for stability - removable & washable massaging insoles - comes with an extra set of laces fit narrow fit, if you are between sizes, we recommend ordering up. materials upper: 90% t.p.u. / 10% polyester lining: 90% polyester / 10% spandex bottom: 95% rubber / 5% eva care clean with water or mild soap. neon colouring is susceptible to fading when left in direct sunlight for prolonged periods of time. to avoid this material reaction, keep your items stored out of the sun.