Nike Shox R4 Sneakers bring back the early-2000s running icon with signature Shox heel columns and a synthetic/textile upper designed for everyday wear and visible cushioning. Key attributes: Black | Metallic gold | Metallic silver | Synthetic leather and textile | Cushioning and rebound | Stable heel support | Breathable upper (laser perforations) | Shox column system for heel stability and rebound | Rubber outsole for traction | Four Shox heel columns for visible cushioning | Laser-perforated upper with fluid overlays | Contrast metallic accents | Composition & care: Synthetic leather | Textile | Rubber