<b>Product Description:</b><br> Color: 2 pieces white<br> Material: Stainless steel and ABS plastic<br> Product size: 2.84 x 2.84 x 1.87 inches / 7.2 x 7.2 x 5 cm< br><b>Package Includes:</b><br> 2 Pet Training Bells<br><b>Description:</b><br> Effective Toilet Training--- Teach animals to ring the bell to go outside or go to the toilet without scratching the door, barking to get your attention, the button on the top is flat and wide, it is easy for dogs or cats to press it, and both bells can be placed outside or inside the door. Non-slip Rubber Base--- There are 3 rubber feet under the base to help keep the doorbell in place. It will not slide on the floor easily, and it can also protect the floor from scratches. <br> For Small Dogs and Cats--- This towel-sized pet training bell has a diameter of 7.2 cm (2.24 inches), and the bell is made of stainless steel, ABS plastic, with a cute paw pattern. <br> Transparent Ring--- Since the pet is not hanging on the door, it can press the bell with its paw to make the sound louder and avoid the bell signal<. br> How to Train Your Pet--- Step 1: Put the doorbell on the door handle. Step 2: When your dog needs to go out, bring it to the doorbell, press the bell with its paw and give your dog a command, then open the door to let it out. Step 3: If your dog needs to go out for three weeks or less, repeat this process, always using the same command and praise. Then your dog will remember it this way.