3D Flosser is designed to brush the hard-to-clean teeth gaps and receding gums. With 40,000 RPM the flosser bristles clean between the molars. Get rid of bad breathe from bacteria growth in your mouth. Just like using floss. 30-second quadrant timer/ 2min timer. 40,000 RPM Comes with 4 heads, Waterproof, Prevents Gingivitis, Prevents Cavities, Removes up to 100% Plaque! YOU WILL SEE THE DIFFERENCE THAT THIS TOOTHBRUSH WILL DO FOR YOU OR MONEY BACK GUARANTEE!