Clean dentures the professional waysonic vibrations shift stains bacteria and plaqueno overnight soaking neededpowered by 2xaa batteries not includedshortcode tabdescriptionenjoy sparkling white false teeth without soaking scrubbing or lengthy brushing a major advance in denture hygiene this battery powered cleaner uses sonic vibrations to help remove bacteria stains plaque and food particles similar to the type employed by dentists and dental hygienists its wonderfully easy to use