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How many people would keep this rule: 3 times a day, 3 minutes after meals, and for 3 minutes? Almost everyone does not keep this rule because of a hectic life and a bad habit. 3.3.3 is a design that can make people improve their tooth brushing habits. You can time 3 minutes by looking at the display on the toothbrush disinfector when you brush your teeth and analyze the bacteria left on your toothbrush after brushing your teeth and check your oral health.
Gyeongsan-si,, South Korea
Hyejin Kwon's House
Daegu, South Korea