Features1. Easily remove dental calculus: With Teeth Whitening Spray, you can easily remove dental calculus by simply spraying it on your teeth, making your teeth whiter and brighter.2. Stimulate saliva secretion: Teeth Whitening Spray contains ingredients that stimulate saliva secretion, which can increase saliva secretion, thereby effectively promoting oral cleanliness and making your breath fresher.3. No harm to teeth: Teeth Whitening Spray adopts a mild and non-irritating formula, does not contain any harmful ingredients, can be used safely, and will not harm teeth.4. Convenient and easy to use: Teeth Whitening Spray is compact in design, portable and lightweight, can be used anytime and anywhere, convenient and practical, and is a must-have for oral cleaning.5. Long-term protection: Teeth Whitening Spray can not only remove dental calculus, but also keep the mouth clean, reduce bacterial growth, and protect dental health for a long time.Comments:1. The manual measurement tolerance is 2-5g. Please don't mind your replacement.2. Due to the difference between different monitors, the image may not reflect the actual color of the item. Thank you very much!3. The SKU color is the color of the product packaging