Dare to be bold. We've rebooted the rs design to take it to a whole new level. We've stripped it back to down basics and rebuilding it with more extreme mixes of colour and materials for a 3x stronger retro-meets-the-future look. Puma's running system is the engine under the bonnet, providing comfort and cushioning with every step. Features & benefits running system: Puma's comfortable cushioning technology celebrates the reinvention of a unique moment and movement in culture, pu midsole: Puma's polyurethane midsole assists a smooth foot stride for comfortable wear and a futuristic look details : bulky silhouette, twill air mesh upper with mixed synthetic and suede overlays, polyurethane midsole, rubber outsole, padded tongue, lace closure, rs-x³ logo embossed and printed on tongue, Puma cat logo embossed and printed on heel