“Y-3 is a strong examination of the blend of sport and style and the tension caused by mixing tradition with all that is modern.” - Yohji Yamamoto The Y-3 Idoso Boost balances tech with style. Heavily inspired by adidas performance technology, these shoes reconstruct those ideas into a avant-garde silhouette. Boost and EVA offer enhanced cushioning. The textile and leather upper is detailed with an asymmetrical, elongated eyestay and suede and mesh accents.