Features: 1. **Effective Stain Removal**: Our Nano Sponge Tooth Cleaner utilizes advanced nano melamine cotton technology to effortlessly eliminate stubborn yellow stains caused by tobacco, tea, wine, and coffee, restoring your bright smile with ease. 2. **Gentle and Safe**: Designed without abrasives, our sponge provides a strong yet gentle cleaning experience, ensuring your teeth are cleaned without damage or sensitivity, perfect for daily use. 3. **Easy to Use**: Simply soak the sponge in water, wipe your teeth gently, and rinse. The straightforward application makes maintaining your smile quick and hassle-free. 4. **Targeted Cleaning**: The unique design allows for effective surface cleaning, ensuring that you can reach the visible areas of your teeth while avoiding the narrow sides for optimal results. 5. **Not for Dentures**: Specifically designed for natural teeth, this product is not suitable for dentures, making it ideal for those looking to enhance their natural smile. Our sponge tooth erasers contain nano melamine cotton, polypropylene. It can remove the noticeable yellow stains left by tobacco, tea, wine and coffee and restore your bright smile. The way to use it is very simple: 1. Soak a sponge in water, then gently wipe away the dirt on the surface of your teeth, and rinse your mouth with water after use. 2. Please wipe with the side first, and then wipe; 3. Gaps between teeth and rough surfaces on the sides of teeth cannot be cleaned with this sponge. Do not wipe the surface of the tooth with the narrow side of the sponge. It's not suitable for dentures. The use of nano cotton, without the use of abrasives, provides strong deep cleaning properties.