12-16pcs Replacement Toothbrush Heads Compatible for Philips Electric Brush Head 1100 2100 4100 4300 5100 5300 6100 6500 Etc(12pcs)

- 12-16pcs replacement toothbrush heads, fitting 1100/2100/4100/4300/5100/5300/6100/6500 etc. electric brushes. - Act as substitutes for heads, ensuring continuous device function. - Easy to install?attach to compatible models , no complex steps. - Pieces regular replacement, aiding consistent oral care. - For models, ensuring fit to maintain use.