Choose the Right Dog&Cat Hair Brush For long haired or double haired dogs, this large long pin slicker brush can remove dead hair from underneath and stimulate new hair growth, and the grooming brush makes it easier for the penetrate the surface of the skin when taking a shower ...Choose the Right Dog&Cat Hair Brush For long haired or double haired dogs, this large long pin slicker brush can remove dead hair from underneath and stimulate new hair growth, and the grooming brush makes it easier for the penetrate the surface of the skin when taking a shower. Unique 120 curved surface engineering non-slip handle Reduces the pressure and fatigueof hands and wrists.Making grooming smootherand more portable. Correct professional grooming method Lift the hair, follow the direction of the hair, comb up and down, part by part, so that when brushing, the grooming brush will not to hurt and injure the dog.