6CS Toothbrushes HeadCompatible for Y1S/Y4/U1/U2/U3/P1/P4 Toothbrush(6CircylarBlack)

- 6CS Toothbrushes Head, compatible for Y1S/Y4/U1/U2/U3/P1/P4 Toothbrush, designed for seamless replacement. - 6CS quantity meets short-to-medium-term use needs, reducing frequent repurchases for target model users. - Tailored to specs of Y1S/Y4/U1 etc. toothbrushes, ensuring tight fit with corresponding handles to avoid loose connection. - Aligns with the design of target Y1S/P4 series models, maintaining normal usability during daily brushing. - Meets Y1S/Y4/U1/U2/U3/P1/P4 replacement demands, combining 6CS convenience and broad multi-model compatibility.