Y-3 Yohji Yamamoto Stan Zip in White. - size UK 11.5 / US 12 (also in ) Y-3 Yohji Yamamoto Stan Zip in White. - size UK 11.5 / US 12 (also in ) Man made upper with rubber sole. Lace-up front. Side zip closures. Y-MZ153. S82113. Founded in 2001, Y-3 symbolizes the merging of Yohji Yamamoto, an avant-garde Japanese fashion designer, and international sporting brand adidas. Even the name suggests partnership: The Y stands for Yamamoto, the 3 represents adidas' iconic triple stripe, and the dash signifies their link. Yamamoto's signature designs are fused with a classic sports aesthetic to produce a new genre of sportswear. In this collection track suits are tailored, hoodies are fitted, and adidas' three stripes do more than accent.