16pcs Replacement Toothbrush HeadsCompatible for Y1/Y1S/Y1pro/Y3/Y4/Y5/P1/P3/P4/P5/P10/U1/U2/U3/U4 Series Bristle Nozzles

- 16 pieces provide abundant backup for daily replacement, suiting families or individuals and avoiding frequent purchases. - Precisely fits Y1/Y1S/Y1pro/Y3/Y4/Y5/P1/P3/P4/P5/P10/U1/U2/U3/U4 series, ensuring tight, stable connection. - Bristle nozzle design matches daily brushing habits, easily reaching hard-to-access areas for regular use. - Reliable replacements for your toothbrushes, maintaining consistent and smooth daily usage experience. - Snug-fit structure enables tool-free, quick and hassle-free replacement without complex steps.