16 Pcs Soft Bristle Replacement Heads for X/X PRO/Z1 Electric Toothbrushes | 16 pieces soft bristle replacement parts for electric toothbrush regular replacement

- 16 pcs replacement heads with soft bristle design. - Compatible with X, X PRO, Z1 electric toothbrush models. - Soft bristles for gentle daily cleaning use. - Fits standard electric toothbrush assemblies. - Practical replacement parts for corresponding devices.