12/20 Pcs Electric Toothbrush Replacement Brush Heads Refills Compatible for Sonicare1100 2100 4100 5100 6100(White-12 Pcs)

- Flexible Quantity Options: Available in 12pcs or 20pcs to match different replacement needs, reducing frequent repurchases. - Targeted Sonicare Compatibility: Precisely designed to fit Sonicare electric toothbrush models 1100, 2100, 4100, 5100, 6100. - Consistent Daily Performance: Functional brush heads maintain stable functionality for smooth daily use. - Secure Attachment Structure: Tailored design ensures firm fit on the toothbrush, avoiding loosening during brushing. - Hassle-Free Replacement: Simple structure allows quick and easy installation, no complex steps required.