Extra Soft Dupont Bristles: Specially made of soft dupont bristles with end-rounded design, our toothbrush heads easily remove teeth stains and whiten your teeth without hurting your teeth and gums. Wide Compatibility: Our electric toothbrush replacement heads are compatible with most Oral b electric toothbrushes, except for Oral B Pulsonic and iO. Fit the snap-on toothbrush handle well. Professional Clean: toothbrush heads can remove food particles between teeth and efficient clean your teeth. It is proven that electric toothbrush heads can remove up to 7x more plaque than a manual toothbrush. Value-priced Pack: Including 8 pack precision clean brush heads refills with extra soft Dupont bristles for Oral B. Various color rings of toothbrush heads for convenient distinction so that you can share them with your family. Warranty And Support: will provide quality after-sales service. If you are not satisfied with the our toothbrush heads, please feel free to contact us at the first time and we will respond to you within 24 hours.