back-to-school self-care essentials from waterpik® shop now waterp waterpik® sonic-fusion® 2.0 flossing waterpik shop now waterpik® cordless plus water flosser perfect for use in smaller bathrooms or for travel waterpik waterpik® sonic-fusion® 2.0 flossing toothbrush in black shop now waterpik 59.⁹⁹ waterpik® powerpulse 2-in-1 dual shower system in chrome shower heads shop now