SmileMakers 3 Minute Brushing Timers, White Sand, Assorted Colors (Pink, Blue, Yellow), 3.5 inches, Pack of 40

These plastic timers feature white sand and come in pink, blue, and yellow colors. The sand runs for approximately three minutes, making them ideal for teaching proper brushing duration. Each timer measures 3.5 inches, perfect for use in dental offices, schools, or at home.