1.After brushing the hair, just press the button. The shutter will pop up and automatically separate the shed hair from the metal pin one at a time. Then, you can simply wipe the hair clean and use it next time. The auto-cleaning hair removal brush can effectively save your time and energy for grooming and cleaning.2.The metal needle and the rubber tip at the end of the brush prevent your pet's skin from being scratched. It is made of stainless steel and is thicker than normal hair removal pet brushes. Our brushes are stronger, durable and not easy to deform. Suitable for long-term use. The curved elastic tip is designed to penetrate deep into the bottom layer and increase effective blood flow. Provide super comfortable massage and grooming for your pet.3.Non-slip handle is designed in oval shape, comfortable to grip and easy to control. No fatigue when grooming and massaging your pet.4.The brush is waterproof, washable and easy to keep clean. Easily removes pet hair, whether it is long or short, fine or coarse, almost regardless of type, painless. Effectively removes loose undercoat, matted or knotted hair, dander and attached dirt from cats and pets, leaving your pet shiny and healthy. 5.A good pet hair brush can not only provide you and your pet with an effective and enjoyable grooming experience, but also better interaction and deepen the bond between you and your pet. It is undoubtedly a good gift for your pet.