Compatible with 2/4 Pieces T501/T501C Electric Toothbrush Head Cleaning Replacement Tooth(4pcs Black)

- Suitable for T501 and T501C electric toothbrush handles, easy pairing. - The all-in-one design supports brightening and cleansing functions for everyday use. - 2-pack or 4-pack options accommodate varying replacement frequency needs. - Thoughtfully designed to adapt to daily routines for comfortable brushing. - The simple connection structure allows for quick replacement without the need for additional tools.