Vintage Romper Room Mr. Doobe ball up for sale. The ball measures 4 inches in diameter. Not sure if the ball came with a set. It's a hard rubber and still has air but doesn't bounce. It looks like its marked Blue Bird. Cool Treasures Description Item Description Vintage Romper Room Mr. Doobe ball up for sale. The ball measures 4 inches in diameter. Not sure if the ball came with a set. It's a hard rubber and still has air but doesn't bounce. It looks like its marked Blue Bird. Please review the description and pictures carefully as many of the items are I sell are vintage in nature. Use the "zoom" feature to examine the item closely. Quality Service I have an excellent feedback rating and will work diligently to resolve any issues. . Feel free to contact me if you want additional pictures or have questions. I usually respond within 24 hours. You can count on your item arriving on time and as described. Please visit my store for additional treasures. Shipping Items will ship within 2 business days. I will always combine shipping for multiple items. Simply request a total and I'll send an updated invoice. Canadian customers- contact me directly about shipping outside the global shipping program using USPS for a much lower cost. Visit My Store View My About Me page Pictures sell! Auctiva offers Free Image Hosting and Editing. 300+ Listing Templates! Auctiva gets you noticed! The complete Selling Solution.