PoochieBells The Original&nbsp;& Trusted Dog Housetraining Doorbell.&nbsp;Potty Dog&nbsp;Bells to Housetrain & Communicate With&nbsp;Your&nbsp;Dog :&nbsp;Handcrafted in USA Since 2005 : Endorsed by Pet Industry Professionals : Easy 95% Success Rate: Potty Training Instructions Included : Solid Color Collection, Cherry Red Synonymous for safety and quality craftmanship in all of our products Simple, clear training instructions included on each Poochie-Bell for quick proven results Perfect for any age, size or breed Trusted and endorsed by pet professionals Made in the USA