★SLEF CLEANING FUNCTIONG help you easily remove the hair hiding in the pin. Just pressing a little button to retract prongs, the hair will fall off. ★FLEXIBLE PINS are designed to protect the skin of your pet from being hurt when combing the matted hair. ★USEFUL BRUSH FOR GROOMING: with ordered pins will not only effectively remove loose fur, especially for longhair, shaggy dogs pets, but also can straighten dog's hair(perfect for straightening curly haired dogs) ★ERGONOMIC HANDLE is comfortable for holding. Thumb rest and soft anti-slip grid is nice for a long term use. ★STURDY MATERIAL: stainless steel pings, TPE, OPP material ensure this brush is able to work great with regular grooming work.