PRODUCT STORY X marks extreme. Exaggerated. Remixed. RS-X takes re-invention to the extreme. The signature '80s silhouette features super-soft RS foam cushioning and a bold and unapologetic design that's ready to disrupt the game. RS-X Mono Metal adds metallic overlays and accents to elevate the style. FEATURES & BENEFITS Running System (RS): PUMA's retro running technology that offers cushioning from the forefoot through the heel DETAILS Mesh upper with synthetic leather and suede overlays and metallic accentsFull lace closureLightweight PU midsole with RS cushioningBold TPU pieces in the midsoleRubber outsole for durable grip and tractionGraphic metallic PUMA Formstrip overlay at sidePull loop at heelRS-X branded webbing loop at tongue