Features: 1. **Effective Stain Removal**: Our Purple Teeth Care Pen utilizes the power of Vitamin C and Aloe Vera to effectively remove surface stains, giving you a brighter, more radiant smile. Perfect for coffee, tea, and wine lovers! 2. **Gentle on Sensitive Teeth**: Specially formulated for sensitive teeth, this pen provides a comfortable whitening experience without causing discomfort or irritation. Enjoy a brighter smile without the worry! 3. **Easy Application**: With a simple twist and squeeze mechanism, applying the whitening solution is quick and hassle-free. Just apply, let it dry, and enjoy your fresh breath! 4. **Fresh Mint Flavor**: Experience a refreshing minty taste after each use, ensuring your breath stays fresh throughout the day. Say goodbye to bad breath and hello to confidence! 5. **Portable and Convenient**: Designed for your fast-paced lifestyle, our compact teeth care pen easily fits in your bag or pocket, making it perfect for on-the-go touch-ups anytime, anywhere! Our purple tooth care pens contain vitamin C (ascorbic acid), aloe vera leaf extract, peppermint oil. It can help remove surface stains and make teeth look radiant. Designed for sensitive teeth without causing discomfort after use. How to use it is simple: 1. First, make sure your teeth are clean and dry. 2. Rotate the bottom of the pen, squeeze out the right amount of liquid, and gently apply to each tooth, covering it evenly. Then let it dry. No complex operation, simple to use, to meet the needs of fast-paced life. Fresh mint scent after use, lasting fresh breath.