Features: 1. **Powerful Stain Removal**: Our Teeth Whitening Pen effectively eliminates tough stains from smoke, tea, wine, and coffee, restoring your teeth's natural brightness. 2. **Natural Ingredients**: Formulated with propolis, chamomile extract, and gallnut extract, this serum is gentle on your teeth while providing powerful whitening benefits. 3. **Fresh Breath Formula**: Not only whitens teeth, but also freshens breath, ensuring you feel confident and ready to smile throughout the day. 4. **Easy Application**: Simply brush your teeth, twist the pen to dispense the gel, apply evenly, and avoid eating or drinking for 30 minutes for optimal results. 5. **Daily Use for Best Results**: Incorporate this whitening pen into your daily routine to maintain a bright, white smile and enhance your overall oral hygiene. Our Teeth whitening serum contains propolis, chamomile extract and gallnut extract. It can remove smoke stains, tea stains, wine stains, coffee stains. Lighten and whiten our teeth, keep our breath fresh, and work to restore your best smile. Its use method is very simple: brush your teeth before use, rotate the bottom to squeeze out a suitable amount of gel, and then evenly apply the gel on your teeth, do not eat or drink for 30 minutes, and then gargle with water, use it every day to get better results, so that you maintain white teeth.