Electric Toothbrush Heads Replacement Compatible with SOOCAS X1 X3 X3U X5 Teeth Brush Replacement Heads(4 pcs Black)

- ??- Electric Toothbrush Heads Replacement, Compatible with X1 X3 X3U X5, Teeth Brush Replacement Heads - ??- 3D head design, easy to clean the hard-to-reach interdental area - ??- Bristle will not scratch your gums or damage the surface - ??- Food-grade pacifier TPE material, soft enough to clean the coated tongue - ??- Recommended to replace a brush head for 2 - 3 months by the dentists, 2pcs in one package is convenient for replacing