Adidas (Ultraboost) The ULTRABOOST shoe from Adidas is designed to give you more than just a wearing experience; it's your gateway to a world of possibilities. This shoe is specially designed for city streets, helping you run at your best performance. Experience the joy of Light Boost technology, where every step meets energy return that propels you forward smoothly and easily. The upper, made of textile and synthetic materials, provides a snug fit that helps secure the foot with confidence, while the rubber outsole allows you to navigate pavements with stability. Size: 38.5