Adidas Ultra Boost x Moon Boot UB pairs Ultraboost cushioning with a padded, winter-ready upper. Designed for active cold-weather wear, it combines BOOST energy return with a cord-lock lacing system for secure, adjustable fit. Key attributes: Gray | Grigio | Textile and synthetic | BOOST midsole for energy return | Water-repellent treated upper | Cord-lock lacing system | Padded heel collar | Rubber outsole | Padded, boot-like silhouette | Metallic silver stripes | Low-top Ultraboost silhouette | Composition & care: Textile | Synthetic | Rubber