Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you! Suitable- 6 months -18 months old baby use Product material- imported food grade silicone + polypropylene PP, temperature 110 degrees. *Note:Before and after use, please be sure to clean, or with its 95 -100 boiling water disinfection 3-5 minutes Product Features- with the same material with the nipple, does not contain any chemical impurities, safe, non-toxic, highly transparent, flexible, high temperature sterilization, is the baby's health supplies. Product features- can be set on the fingers to clean the mouth of the newborn. Toothbrush head was round shape, while there are soft bristles, bristles are part of the silicone material, very soft, to help children clean the mouth do not have to worry about scratching the child. Use- the milk teeth brush on the mother's index finger, the baby picked up slightly or lying flat, direct cleaning deciduous teeth, mouth and tongue. When the baby in the long teeth before the root will be itching, this time the mother can be in the index finger on the index finger, to help the baby massage the root