Condition: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details.

Description: Important Information: Material: Plastic, Water Package Size: 280 x 370 x 50 mm 1. Dyeing caused by external staining of teeth, such as smoking, coffee, soy sauce, tea, etc. 2, age-related yellow teeth, black teeth, gray teeth. 3, mild to moderate tetracycline teeth, dental fluorosis, or other factors caused by discolored teeth. By optical principle, the effect of whitening teeth can be achieved by illuminating cold light without harming oral health! Steps for usage: The first step: brush your teeth first; Step 2: Dry your teeth with a tissue or cotton pad; Step 3: Apply gel to the instrument or teeth (the effect on the teeth is better); Step 4: Use the mouth to bite the beautiful tooth meter; it is recommended to use it once a night before going to bed, so the effect will be better. Material: ABS + medical poly