No cords, batteries, picks, sticks or threads ... the Aqua Floss dental water pick combines water and air infusion technology to gently power away plaque and bacteria for healthier gums and fresher breath! Providing significant oral health benefits for anyone with diabetes, dental implants, crowns and bridges, regular oral irrigation with this dental flosser helps reduce harmful germs, which can lessen the risk and severity of gum disease. Simply fill reservoir with water or mouthwash, direct tip and press the button continuously to gently expel food, plaque and bacteria between teeth and below gum line. Easy, convenient and proven superior over traditional flossing with thread or sticks, Aqua Floss requires no batteries or charging. Plastic; clean with mild soap and water. 9" long x 2" wide.