This is a professional baby oral cleaning kit, developed for babies from 0-18 months. Compared with traditional oral cleaning, silica gel is soft and elastic, does not hurt the baby's mouth, can be cleaned, disinfected, and is safe and healthy. The brush head adopts a round track with no edges and corners, and the edge is smooth and does not hurt the mouth. The front end is pure silicone, which is soft and fits the inner wall of the baby's oral cavity. The handle is embedded with PPSU support, which is convenient for hand operation. The handle is marked to clean the invisible oral area and effectively control the depth of the mouth. The tongue coating brush cleans the tongue coating, the upper jaw and the gums without teeth. Dip warm water, because of the intermolecular force, the brush sheet forms a circulation channel, and the water will not drip. When cleaning the baby's oral cavity, the water plays a lubricating effect and reduces the discomfort of scraping the tongue with the brush. The warm water dilutes the milk stains on the baby's tongue coating.