Y's by Yohji Yamamoto Women's Apparel Size Chart Y's by Yohji Yamamoto™ Triple Pocket Wool Shoulder Sling Bag. Sling bag made of wool. Front triple pockets with snap flaps. Rear exterior zip pocket. Lined interior. Made in Japan. 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.