Dog Potty Training Door Bells/ Dog Bells for Door - 6 Pcs'' Large Loud Doggy Jingle Bells - Easy for Toilet Training - Length Adjustable with Free Puppy Training Directions Included DURABILE QUALITY: Instead of hearing barking & scratching, you hear the gentle jingle of Potty Bells. Made from super strong,chew-resistant nylon;high quality reinforced rivet that snaps open to connect around any door knob, handle, or hook. Black strap with polished metal hardware looks great in virtually any home.6 PCS 1.4" large thick-walled jingle bells Sounds great.Best dog Christmas New Year gift present! FREE GIFT MAKES TRAINING EASY - 4 STEPS TO SUCCESS:With the poochie bells,The same time you will get a 4 step Doggy Potty Training Directions by free.That will guide you train your dogs through the way and ensure that you will get the results you want to see! ADJUSTABLE LENGTH FOR MORE CONVENIENCE:Dual snap rings make it easy to hang on any door at the height you choose.Its ergonomic design allows for easily adjusting the length between 12" and 15" from the ground - depending on the size of your dog. 6 PCS 1.4" Larger Loud Bells: 6 PCS 1.4" larger thick-walled jingle bells for One set, The metal dog doorbells ring loudly and clearly every time!Make you hear your Puppy's requirment at once.And will avoid any accident.The Dog House training Bells is strong enough to resist stress from the naughty dogs also. 100% MONEY BACK GUARANTEE: We supply 100% money back guarantee! If you are not satisfied with the product, let us know and we will refund all money!