Nike Shox R4 pairs the brand's signature Shox column cushioning with a retro-inspired technical upper to deliver responsive comfort for everyday wear. The design emphasizes visible Shox pillars and metallic paneling for a distinctive, sporty look. Key attributes: Gray | Metallic silver | Leather and synthetic | Shox column cushioning for responsive impact protection | Durable rubber outsole for traction | Traditional lacing system | Padded collar and tongue | TPU Shox columns integrated into the midsole | Chunky, retro-inspired silhouette | Perforated panels and metallic overlays | Visible Shox pillars at the heel | Composition & care: Leather upper | Synthetic overlays | Textile lining | Rubber outsole | TPU Shox columns