The u•groom Cat Combo brush is an all-purpose cat grooming brush that features a double-sided design for versatile use. Brush has boar bristles on one side, stainless steel pins on the other. # An all-purpose brush that’s sized just right for cats # Two-sided design: stainless steel pins with safety tips on one side; boar bristles on the other Brush head measures 3 1/2"L x 2"W Brush measures 7"L