Dr.White Whitening Pen Teeth Whitening Pen 2 ml Dr. White Teeth Whitening Pen not only whitens tooth stains but also other parts of the teeth. Thanks to its special formula, it helps eliminate coffee, cigarette and similar stains on the teeth. Dr. White Teeth Whitening Pen helps eliminate coffee, cigarette and similar stains on the teeth thanks to its special formula. In order for the whitening solution to reach the brush, the bottom of the pen must be turned until it reaches the desired amount. Product ingredients: Proplylene Glycol-Glycerin-Water-Carboner-Cellulose Gum-Sodium Bicabonate-PVP-Edta-Menthol-Sodium Perborate. DOES NOT CONTAIN PEROXIDE. Brush your clean teeth 3 times a day. You can apply it with . Usage steps: 1- Dry your teeth. 2- Apply to your tooth surface with the help of a brush. 3- Wait 15 minutes. 4-Wash your teeth. Do not forget to rinse your mouth with water when the procedure is completed. You can also purchase it from selected pharmacies.