This is a dog training doorbell. Cotton rope, durable and light. It is very suitable for training your pet. When the pet wants to leave the house, it will try to make a bell sound and the owner will know immediately. It also can be a practical and thoughtful gift for your friends with pets, and they will be very happy. Features -Color:Random Color -Material:Cotton rope, bell -Size:88.00X5.00X3.00cm/34.58X1.97X1.18in - Smooth and comfortable to wear, not damaging your pet's skin and fur. - The bell is loud, not harsh, and clear indoors, making it easy to hear. - Appropriate length design, can adapt to a variety of scenes and dogs. - Good selection of cotton rope, bell materials, it can shake and make a sound with a light touch, which is convenient and practical. - Can be easily hung on your door handle to prevent pets from accidentally going out. Packing list1 Pet Bell