Set of 2 Easy to use and place A good gift for your pet The buttons upstairs are flat and wide, perfectly Paw-sized Use training bells to get your family dog formed to go outside is easy Features: sound: Its pleasant, strong enough and very durable. Portable: For small and light, this bell is convenient and easy to transport during the trip, walking, road and all other outdoor activities. Waterproof: It can be left out. Specification: Color: White and Black Material: Plastic Pack size: 3.15 * 3,15 * 3.15 inches Weight of the package: 175g The package includes: 2 bells