EELHOE Gum Care Pen Deep Cleaning Teeth Yellow Teeth Stains Gum Care Fresh Breath Beauty Pen is a professional care product for teeth and gums. With an advanced formula, it can effectively remove yellow teeth and stains, deep cleaning to give you a bright white smile. At the same time, it is mild and non-irritating, which helps to relieve gum discomfort and care for gum health. In addition, it can effectively freshen breath after use, boosting confidence and giving you a refreshing feeling every time you use it, making it an ideal choice for those pursuing beautiful teeth.