Features: 1. **Effective Stain Removal**: Our Dental Care Pen harnesses the power of lemon extract and sea salt to effectively eliminate stubborn tooth stains, giving you a brighter smile with every use. 2. **Easy Application**: Simply shake the pen, twist the bottom, and apply the gel directly to your teeth. It's designed for effortless use, making dental care convenient and hassle-free. 3. **Quick Drying Time**: After application, wait just 30 minutes before eating for optimal results. For anti-fouling, wait only 1 minute before enjoying coffee, tea, or red wine. 4. **Portable Design**: The sleek pen design allows you to carry it in your pocket or bag, ensuring you can maintain your dental care routine anytime, anywhere. 5. **Fresh Breath Boost**: Not only does it remove stains, but the refreshing lemon flavor also helps to keep your breath fresh, enhancing your overall oral hygiene experience. Our dental pens contain lemon extract and sea salt. It can effectively remove stubborn tooth stains. Its use method is very simple: shake the pen, rotate the bottom of the pen, squeeze out the right amount of gel, evenly spread on the teeth, if you use the pen, you need to wait 30 minutes before eating, if you use it as an anti-fouling pen, you need to wait 1 minute before drinking coffee, tea, red wine and other drinks that are easy to stain the teeth. And pen design, easy to carry and use anytime and anywhere.