Rotary Tooth Pen Tooth Whitener Tooth Whitening Pen 6ml Features: Our teeth pen contains 35% urea peroxide, a safe peroxide that can effectively and quickly stains caused by water such as coffee, tea, wine,, etc., lasting for several years. Its natural mint will keep your mouth fresh. Easy to carry - the compact 5-inch allows you to easily whiten your teeth anytime, anywhere. The pen device has a twisting mechanism and a soft tip that can gently apply to each tooth and its for a experience. Transparent allow you to accurately view the remaining quantity of products. This teeth pen is safe and gentle to use every day, very safe, and takes 1 minute every day to quickly take effect. This pen can be used more than 20 times, and when used continuously, teeth can be whitened in 4 to 8 colors. Our pen is the ideal solution for home, from sensitivity concerns. Product details: 1. When brushing teeth, dry and pull out the teeth, rotate the end clockwise, and apply gel to the toothbrush head. 2. Apply the gel evenly to the upper and lower teeth, with a thickness of about 1mm (under normal circumstances, the range is 8-10 teeth) Your lips for 30 seconds. within 30 minutes. 30 minutes, stimulate the mouth with water, can last for more than a week, and the effect is better. The product contains; 4box of Teeth Pen