12/20 Pcs Toothbrush Replacement Brush Heads Refills Compatible for Sonicare 1100 2100 4100 5100 6100(White-20 Pcs)

- 12/20 Pcs toothbrush replacement heads (refills), compatible with 1100, 2100, 4100, 5100 and 6100 models. - The dual-size pack (12/20 pieces) meets diverse needs, from daily use to long-term backup for the specified models. - Each refill head is precision-crafted to fit 1100, 2100, 4100, 5100 and 6100 models seamlessly, ensuring stable performance. - It enables quick and tool-free replacement, adding convenience to daily usage and routine maintenance. - Compact and lightweight, the refills are easy to store at home and portable for travel or on-the-go use.