Mesh upper Leather and suede overlays Breathable fabric lining Rubber outsole Foam-padded insole Lace-up fastening Mizuno Wave technology for comfort Logo detail The Wave Rider Beta is a reissue model of the Wave Rider 1, the first running shoe with Mizuno Wave technology. Updated with modern design elements, the Beta is a tribute to tradition as well as innovation. It is made with premium materials and qualitative finishes, ultimately reflecting the DNA of the brand.