Toothbrush assistant: 6 pieces 3-minute hourglass toothbrush clock children, interesting colour design, cute shape, cartoon expressions, let children fall in love with brushing teeth. Safe material: hourglass teeth brushing made of durable plastic, borosilicate glass, non-toxic sand, very safe for children, ideal timer for brushing children's teeth. : our hourglass 3 minutes features a stable base to keep the sand safe, and a plastic housing to prevent falls and breakage. Appropriate length: the toothbrush watch children 3 minutes three-minute design does not cause children to lose interest because it feels too long, and it also corresponds to the scientific cleaning time. Wide applications: toothbrush clock perfect for brushing children's teeth, but can also be used as a decoration when learning or playing, helping children do things more efficiently and improve their sense of time Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.