8/12pcs Replacement Toothbrush Heads Compatible for Philips Sonicare Electric Brush Head 4100 6500 6100 7500 5(8pcs White)

- 8/12pcs replacement toothbrush heads, fitting 4100/6500/6100/7500/5 electric brushes for daily use. - substitutes for heads to keep the electric brush functioning. - Easy to install?attach to compatible models , no complex steps needed. - Multiple pieces regular replacement, aiding consistent oral care. - For models, ensuring fit to maintain electric brush use.