Pack of four replacement brush heads designed for gentle, effective daily cleaning. Individually rounded bristles are shaped to cup each tooth for a thorough clean, while a silicone polishing element helps lift surface stains. High-quality bristles provide long-lasting performance and a soft feel. Simple click push-fit makes fitting quick and secure. Rinse each brush head before first use and after every use. Replace every two to three months or sooner when bristles become frayed.