Grip ultrasonic welding, TPR coated handle, new eco-friendly PP material cam frame; the material is real and rich in texture that won't break and let pets bite Round Head - the design of the round head makes the self-cleaning pressure plate press the keyboard to remove the hair, it can be fully adapted to the shape of the animal, does not hurt the skin and offers a comfortable massage for the animal Needle - the needle of the round comb does not damage the pet's skin when you comb the hair, you get the effect of skin massage Comfort and safety. Round teeth can also change the base hair and not scratch the pet's skin quickly, it can not only trim/insulate safely, but also the massage allows your pet to clean the teeth, increase blood circulation and make the pet's coat soft and supple Use - easy to deal with loose hair and pesky pets