Zacr Kids Toothbrush Timer ~ 2 Minute Smiley Sand Timer for Brushing Children's Teeth (Blue) Go to amazon.com Related posts 13 best plaque disclosing tablets FeatureA perfect timer to appeal to children.Support a child's dental hygiene habits from an early ageTimer runs for approximately 2-3 minutesApproximately 10cm tall x 2.5cm wide DescriptionZacr Kids Toothbrush Timer ~ 2 Minute Smiley Sand Timer for Brushing Children's Teeth (Blue)