Cleansing Liquid To Yellow Teeth And Tea Stains 10ml Features: When removing the stains, please wipe gently so as not to damage the gums and oral mucosa; Properly wet the cotton swab when it is soaked, making sure it is not too wet; It takes about 1 min to wipe each tooth; If the stains can't be removed completely, please use again a week; Children under the age of 13 should not use it. Do not try to swallow Product Description: 1. When removing the stains, please wipe gently so as not to damage the gums and oral mucosa; 2. Properly wet the cotton swab when it is soaked, making sure it is not too wet; 3. It takes about 1 min to wipe each tooth; 4. If the stains can't be removed completely, please use again a week; 5. Children under the age of 13 should not use it. Do not try to swallow Specification: Type: tooth wash Capacity: 10ml packing list: 1 x Cleaner 10X cotton swabs