Note: Koala brush Do not put in hot water for a long time or cook for disinfection. Children should use it with their parents. Educational Toothbrush: Toothbrushes are easy to grasp as infants learn to handle the brush in their mouths and can act as a molar tooth for baby to learn to chew. There are also 2 replaceable toothbrush heads in the package. Suitable for ages 6 months - 3 years old, unisex. Easy to Install and Store: The structure of the toothbrush is simple to install and can be completely disassembled, easy to clean. The toothbrush and teether come with a storage box. It is portable and easy to store brushes and teethers. Easy to use outdoors. Unique Design: The toothbrush head is made of 360° soft silicone, which can completely clean the baby's mouth. The baby toothbrush has a wide ergonomic handle to prevent tingling and choking when brushing. The bottom of the toothbrush can be firmly fixed on the table top, and the baby is not easy to take off. Health and Safety: 100% food grade silicone baby toothbrush, BPA free, safe and odorless, good softness, anti-oxidation, no damage to gums, effective care for gum health. Dishwasher safe and in the freezer.