FURminator Undercoat deShedding Tool for Medium Short Hair Dog removes loose hair from shedding up to 99%. Use 1-2 times every week for 10 to 20 minutes per session on dry hair. - Stainless steel deShedding edge reaches through topcoat to safely and easily remove loose undercoat hair without damaging topcoat or cutting skin. - Skin Guard® glides over skin, prevents digging in at edges. - Curved Edge conforms to pet’s natural build and shape for comfort. - FURejector button releases hair with ease, making deShedding easier than ever. - Edge Guard protects teeth when tool is stored.