Compatible with the following Philips Sonicare Snap-On toothbrush handles (Some may not be listed, but they surely fit if the connection is 'Snap-on'.): ?Compatible with 2 Series Plaque Control? HX6208, HX6210, HX6211, HX6213, HX6215, HX6220, HX6225, HX6229 ?Compatible with 3 Series Gum Health? HX6610, HX6616, HX6620, HX6631, HX6632 ?Compatible with DailyClean? HX3411, HX3211, HX3217, HX3404, HX3702, HX3724 ?Compatible with DiamondClean and DiamondClean Smart? HX9312, HX9322, HX9331, HX9332, HX9340, HX9342, HX9350, HX9351, HX9352, HX9359, HX9361, HX9362, HX9370, HX9371, HX9372, HX9381, HX9382, HX9392, HX9393, HX9903, HX9924, HX9941, HX9957, HX9961 ?Compatible with EasyClean? HX6510, HX6511, HX6520, HX6530, HX6551, HX6582, HX9603, HX9604 ?Compatible with Elite+? HX3201, HX3213, HX3216, HX3222, HX3226, HX3231, HX3241, HX3250, X3701, HX3734; ?Compatible with Essence+? HX3211, HX3281; ?Compatible with ExpertClean? HX9609, HX9610, HX9616, HX9617, HX9630, HX9649, HX9684 ?Compatible with FlexCare, FlexCare+. and FlexCare Platinum? HX6160, HX6902, HX6910, HX6911, HX6920, HX6921, HX6922, HX6930, HX6932, HX6950, HX6960, HX6963, HX6964, HX6970, HX6980, HX6972, HX6992, HX9172, HX9191, HX9192, HX6160, HX9180 ?Compatible with HealthyWhite and HealthyWhite+? HX6314, HX6710, HX6711, HX6720, HX6721, HX6722, HX6730, HX6731, HX6732, HX6733, HX6750, HX6760, HX6761, HX6780, HX8910, HX8918, HX8962, HX8982 ?For Kids? HX6304, HX6311, HX6312, HX6320, HX6321, HX6322, HX6329, HX6330, HX6340, HX6341, HX6343, HX6345, HX6351, HX6352 ?Compatible with PowerUp? HX3100, HX3110, HX3120, HX3130, HX3300, HX3631, HX3650, HX3220b ?Compatible with Prestige? HX9990 ?Compatible with ProtectiveClean? HX4100, HX4300, HX5100, HX6100,. Not for Screw-on Handles

[ Individually Wrapped & Travel] This toothbrush replacement heads for Philips Sonicare is individually sealed and comes with a clear hygienic cover for easy storage and travel, protecting it from dust and bacteria. [ Indicator Bristles] Replacement toothbrush heads become less effective after 3 months of use. Blue soft reminder bristles will fade when it's time to replace. [ Gum Health & Soft Bristles] This toothbrush heads for Phillips Sonicare with special contoured gentle bristles help fit the shape of your teeth and easily remove stubborn plaque, avoid damaging sensitive gums and bring comfortable brushing experience. [ High Compatibility & Easy Installation] These replacement heads are compatible with DiamondClean, ProtectiveClean, 2 Series Plaque Control, 3 Series Gum Health, HealthyWhite, FlexCare, EasyClean, DailyClean, ExpertClean, PowerUp, Essence+, Elite+, HydroClean and other click-on toothbrush handles. [ High Quality & Superior Clean] Slim angled neck and densely-packed bristles of replacement heads for Phillips Sonicare help deep cleaning and remove up to 8x plaque versus a manual toothbrush. Replacement brush head for Phillips Sonicare are standard size for adults.