Good effect teeth whitening gel syringe, bleaching teeth gel compatible teeth whitening kit compatible with: 1. External tooth discoloration (affected by coffee, tobacco, sauce, tea, food, etc.) 2. Intrinsic tooth discoloration (such as mild fluorosis or tetracycline staining) 3. Hereditary yellow teeth 4. Other causes of tooth discoloration 5. Anyone who wants a whiter and brighter smile Features: Latest designed syringe. Each syringe has a sealing tip and a needle. Note Compatible with Teeth Whitening Gels 1. Teeth whitening gel, mint flavor, whitens quickly, safe to use 2. This product is not recommended for pregnant women and children under 12 years old. 3. Do not use the gel after oral ulcers, gum injuries or oral surgery. 4. Avoid contact with eyes. If contact occurs, rinse immediately with water. 5. Do not swallow the gel Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store