adidas Y3 Men's Apparel Size Guide Six-panel adidas® Y-3 by Yohji Yamamoto™ cap. Bendable cap bill brim. Brand logo patch at the front. Adjustable strap at the back. 100% cotton. Hand wash. 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.