Mizuno Mens MXR Space Lights Pack ShoesSilver Sneakers Mixed Textile Upper TPU Overlays Rubber Outsole SKU: 590115. 7373 The MXR reflects Mizuno's desire to spread the 2000s retro running experience, as an extension of the globally recognized Wave Rider 10. The MXR name comes from the Maximizer line, a running line that has been offered for years in our domestic market to deliver Mizuno quality to a wide audience. The MXR is an entry level silhouette, but remain true to the essence of