Compatible: Our toothbrush head set is versatile and compatible with most Braun and Oral B toothbrushes (excluding Oral B Pulsonic and iO) Premium Bristles: Flexible DuPont bristles are designed for a comfortable brushing experience while helping the brush head adapt to the contours of your teeth Multicolored: Our toothbrush head replacement set comes in several different colors to make differentiation super easy for different teenagers aged 10-16 of the whole family Fading Bristles: Take the guesswork out of your hygiene routine. The colored bristles on these toothbrush refills fade to let you know when it's time for a replacement Pack Includes: This electric toothbrush head set comes with 16 replacements to make sure you stay on top of your oral health