Wondersmile Replacement Sonic Toothbrush Heads (Hard, All White, Pack of 4) Brush for

HARD, ROUNDED BRISTLE TIPS – Our sonic toothbrush heads feature extra-firm, rounded bristles for effective cleaning of the tooth surface. FLEXIBLE HEAD – Made from up to 90% recyclable materials and designed to be gentle on your gums. INTEGRATED TONGUE CLEANER – Say goodbye to bacterial tongue coating. BETTER THAN ANY MANUAL TOOTHBRUSH – Densely packed, high-quality DuPont bristles remove up to 10× more plaque than a manual toothbrush. FIRM, STABLE HEADS – Robust, stiff bristles and a shape-retaining head remove stubborn residue faster and more thoroughly especially in corners and along edges without bending.