adidas Y-3 by Yohji Yamamoto Size Chart adidas® Y-3 by Yohji Yamamoto™ slip-on style shoe. Crisscross elastic straps on upper. Round, closed toe silhouette. Textile and synthetic upper. Leather and textile lining and insole. Synthetic outsole. Imported. This item may ship with an attached security tag. Merchandise returned without the original security tag attached or a damaged tag may not qualify for a refund.