healthy. Super easy to use. There is a self-cleaning button on the body, press it after use, the bristles will retract into the brush. This will allow you to easily wipe off your hair, saving you time and energy during the grooming process. The handle is comfortable to hold, it can be used easily with one hand, and the hands and wrists will not feel sore when used for a long time. Using Method: 1.Pay attention to the strength when using it for the first time, avoid excessive force to damage the pet's skin. 2.Brush Order - starting from the neck, from front to back, from top to bottom in turn, that is, first from the neck to the shoulder, and then followed by back, chest, waist, abdomen, hindquarters, and Brush the head, and finally Limbs and tails, Brushing one side and Brushing the other. 3.Carding Skill - Along the direction of fur growth, gently move your brush. Especially for some long fur pets, you need to brush layered fur.