The ADA recommends brushing twice a day and cleaningbetween teeth with an interdental (between the teeth) cleaner such as a water flosser once a day. ToothShower offers a water flosser/toothbrush suite for the shower and a sonic toothbrush, in combination these two home care appliances fulfill the ADA recommendations. Use the shower suite in the morning or evening and the sonic toothbrush at the opposite time.