Material: The training bell is made of metal with pretty printed tabs. Painted surface to prevent rust. The ringtone is clear and loud, but not crazy! Dimensions: 7.3 x 4.3 cm. Big button: cute claw button, bright color, exciting attention for cats and dogs, strong and bite-proof, mechanical sound, no battery required. Press the bell to eat, press the bell to urinate, develop intelligence and interact with people while playing. ul> Easy to use: The training bell does not need to be installed, just place the dog bell on a flat spot. It’s easy to teach your puppy or kitten to ring the flat button with his paw or nose. ul> Use: The training bell is ideal for potty training, as a communication device or as a great toy, for example, to give the dog a few snacks when pressing the bell, which is fun. li>/ li> Functions: Material: metal. Br> Color: black and white.