Superior Quality: Unlike other brands, we don’t compromise quality to put more money in our pockets! Potty Bells dog doorbells are THE original dog doorbell made of only the highest quality materials available. Our thick straps are made from a rugged water repellent woven nylon. The best option for strength and durability. Our six shiny silver bells are nickel plated thick walled steel. The very best quality bells that are loud but not shrill. Great Training Tool: Tired of the scratching and barking at your door? Dog potty door bells are the perfect aid to housetrain your puppy or dog. Follow our easy 3 step training guide. Teach your pooch to ring the bell as a signal for when they want to potty outside. Check out our thousands of verified customer reviews boasting how quickly their doggos picked up on ringing Potty Bells! Attractive Design: Caldwell’s unique distinguishable design stands out from all the rest. Simply the best puppy training bells for dogs. Eight color options. Black and grey Potty Bells also available in 2 packs. Each puppy training bell has our signature Potty Bell ornament. Remove it to use as a keychain! Aesthetically pleasing symmetrical design available in a color that will fit with your décor.