It can be worn on the fingers to clean the newborn's mouth. The head of the toothbrush is round with soft bristles on one side. The bristles are also made of silicone, which is very soft, so you don’t have to worry about scratching your child when cleaning the mouth. product information: Material: Silicone [Size] The pp box is 7cm in length, 4.1cm in width and 2.8cm in height Use age: start to grow deciduous teeth (6-8 months) until you can use a children's toothbrush (about 2 and a half years old) packing list: 1*toothbrush
