Breathable precision knit seamless mesh with padded collar and tongue. Supportive rigid heel counter and nylon heel tab. Elastic lace with hook and loop strap for secure fit. Ortholite X25 open cell foam has high levels of cushioning in thinner layers, perfect for high impact sports. Ethylene-vinyl acetate spacer to customize fit. Lightweight ethylene-vinyl acetate midsole with rubber tread inserted for extra grip and traction on any surface.