Mizuno Wave Sky Running Shoes. Mizuno Men's Wave Sky Running ShoesXPOP PU foam and Mizuno Foam Wave combine to create an all-new running experience that makes you feel like you‘re floating while running. Features an AeroHug fit that delivers comfortable security.>Wave Sky Running Shoes>CPOP PU foam & Mizuno Foam>Cushioned>Lace up closure>Knit mesh upper>Rubber sole>Mizuno branding