Feather: 1. Replacement toothbrush heads fit with all electric toothbrush handles, apart from Oral-B Sonic, Pulsonic and iO series 2. End-rounded Bristles: For our bristles, we've used likely essentially the most progressed top-rounded technology. The protruding bristles on the upper, center and lower elements of the brush endure the 1st rounding process; then the concave part is rounded for the second time to make sure that every single bunch of bristles meet the standard. The multi-process is only to raised protect your teeth and oral health. 3. Value Pack:4 Sensitive Replacement Brush Heads,4 Angled Bristles for a Deep Clean,4Floss Replacement Brush Heads,4Precision Replacement Brush Heads,There is often one of the four brush heads to satisfy your needs. 4. four Cross Clean Replacement Brush Heads:Unique design with Antibacterial Bristles which may forestall bacterial development at the brush. Also with secure cleaning function, which can removes up to 5x extra plaque along the gum line than a conventional handbook toothbrush. 5. 4 Precision Replacement Brush Heads: The bristles of the precision alternative brush head can wrap the enamel in all directions, and perform Tooth-by-Tooth cleaning. The blue bristles on the periphery can deeply clear the gaps between teeth. 6. 4 Efficient Replacement Brush Heads: The effective alternative brush head makes use of blue bristles that protrude from the higher and lower components to deeply eradicate dental plaque in difficult to reach areas. The green bristles in the center of the comb head can smoothly eliminate stains on the enamel surface, growing cleansing performance through thrice in comparison with an everyday toothbrush head. 7. 4 Sensitive Replacement Brush Heads: Sensitive electrical toothbrush substitute heads provide a superior and excellent complete mouth and teeth clean yet are nonetheless comfortable to the gums and teeth. NOTE: Compatible with maximum Oral-B Electric Toothbrush handles, apart from Oral-B Sonic,Pulsonic and iO seriesCompatible with the Following Oral B Electric Toothbrushes:Oral b Pro 1 600/ 650/670,Pro 2 2000/2500/2900,Pro three 3000/3500/3900Oral b Smart four 4000N/4900N/5 5000/6 6000N/6500/7 7000NOral b Genius X 8900/9000/20000N/4 4000WOral b Vitality 100/3D White/Plus/CrossActionOral b Teen series(All Models)Oral b Junior kidsOral B Advance Power 400 BatteryOral B Triumph (All Models)Oral B 3D Excel (All models)Oral B Plak Control 3-d | Duo | Travel