Portable pet training bell, metal surface, durable and wear-resistant mechanical press design, the bell is crisp and soft, scientific discipline, cultivate beautiful pet habits, increase interaction, develop and improve pet intelligence. ?? Feature: Portable dog training bell, universal for cats and dogs. Metal bell body, durable and wear-resistant. Elastic base, strong bearing capacity, non-slip. The paint surface is not easy to rust and improves with time. Printed with cute dog paws, rounded design, scratch-resistant. Simple and large buttons, mechanical snap design, loud and comfortable. Scientific discipline, cultivate pet's good habits, increase interaction, develop and improve pet's intelligence. ?? Function: Color: ???? Especially the first picture Material: Metal + Elastic Purpose: To develop good habits and teach your pet to improve human-pet interaction Moderation: Mechanical Pattern: Dog paw print Package weight: 80??g / 2.82??oz Package size: ???e: 100*75*50mm/3.94*2.95*1.97 inches Packing list: 1 * Dog training bell