PRODUCT STORY X marks extreme. Exaggerated. Remixed. X� takes things to a new level: cubed, enhanced, extra. We�ve taken the signature RS design and dialed it up to the third power. With amplified detailing on the upper, stronger material mixes, and cool gradient effect at the midsole, this RS-X is moving up and out. FEATURES & BENEFITS Running System (RS): PUMA's retro running technology that offers cushioning from the forefoot through the heel DETAILS Mesh upper with suede, leather and hot melt overlaysFull lace closureLightweight PU midsole with RS technologyRubber outsole provides traction and gripGradient design at midsole with bulky TPU piecesTonal PUMA Formstrip overlayRS-X branding at tongue