Compatible for 8pcs Toothbrush O2 Replacement Heads Medium Hardness Vacuum Nozzles Brush(8PCS Black)

- 8-Piece Replacement Set: Adequate quantity for regular use, reducing frequent repurchase troubles. - Fits O2 Toothbrush: Precisely compatible with O2 models, ensuring a stable and secure fit. - Medium Hardness Bristles: Balanced hardness offers effective cleaning while being gentle on gums. - Vacuum Nozzle Design: Optimized vacuum nozzles enhance residue removal in tooth gaps. - Easy to Install: Simple structure allows quick replacement without the need for extra tools.