Yadda-Yadda Design Co. 16 Dog Pawprints Vinyl Wall Decal - Black Manufactured by Yadda-Yadda Design Co. If you purchase this Yadda-Yadda brand decal from a seller other than Yadda-Yadda Design Co. you are purchasing a counterfeit item. Instructions, link to video and 2 practice decals included with every order. Made with low tack adhesive vinyl that can be removed without leaving residue.