The bristles are fine bent wires designed to penetrate deep into The coat and is really able to groom the undercoat well without scratching your pet's skin!Works great on dogs and cats with all sizes and hair types!get rid of mats without hurting her.Gently loose hair, and eliminates , knots, dander and dirt.It is specially designed with a comfort-grip and anti-slip handle, which hand and wrist strain no matter how long you brush your pet!When you're done brushing your pet, Simply click the button and the bristles retract back into the brush, making it super simple to all the hair from the brush.Weight: 150gSize: 15 × 7.5 × 5cm (L× W× H)Package including：1 x Pet grooming brushMaterial: Metal + Plastic