6 Pack Replacement Brush Heads Compatible with SURI Electric ToothbrushW-Shape Design: Multiple contact points reach angles, contours, and gaps between teeth for effective plaque and bacteria removal.Power Tips: Specifically designed to enhance the cleaning effectiveness in certain areas, such as the gumline or hard-to-reach spots.High band recovery: Toothbrush heads with high band recovery bristles offer a reliable and long-lasting brushing experience, ensuring effective plaque removal and maintaining good oral hygiene.3D end-rounded bristles: End-rounded bristles offer a gentle and effective brushing experience, providing thorough cleaning while promoting oral health and minimizing the risk of gum irritation or enamel damage.Good vibration delivery: The brush head is designed to efficiently transmit vibrations to the bristles, optimizing the cleaning action and potentially enhancing oral hygiene results.Protect Your Toothbrush Head: Each brush head comes with a cap, which can keep your bristle free of dust and easy to carry for storage and travel.4.69 x 4.33 x 0.94 inches; 1.41 ouncesTo attach the brush head, align the bristles with the handle and twist until secure. For effective brushing, use the W-Shape design to reach angles, contours, and gaps between teeth. Replace the brush head every 3 months or when bristles become frayed. To maintain the brush head, use the cap to keep bristles free of dust and store it properly when not in use.