Easier and more effective than flossing with string, the Waterpik cordless water flosser powers away plaque and debris between teeth and below the gum line for a deep, thorough clean. Clinically proven to be twice as effective as traditional string floss for improving gum health Removes bacteria deep between teeth and below the gum line where brushing and traditional flossing can't reach Proven in laboratory tests to remove 99.9% of plaque from treated areas with a 3-second application Massages and stimulates gums to improve circulation and keep your gums strong and healthy Leaves your mouth feeling incredibly fresh and clean Healthier gums in 14 days guaranteed One high-pressure tip; one low-pressure tip Reservoir capacity of 30 seconds+ 45 and 75 psi Rechargeable; no batteries needed One-year warranty Includes: 1 low-pressure classic jet tip; 1 high-pressure classic jet tip Base Material: 100% Plastic Country of Origin: Imported