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

- High-density soft-bristled toothbrushing: Utilizing ultra-fine and sharpened soft bristles, the density is increased, ensuring no blind spots in cleaning the gaps between teeth and avoiding damage to the gums. - Roundness rate ≥ 98%: The tips of each bristle are precisely rounded, preventing gum injuries and tooth enamel wear. - 3D conforming brush head design: The curved brush head conforms to the curvature of the teeth, making it easier to clean the back teeth, wisdom teeth, and other hard-to-reach areas. - Zone cleaning bristle design: The bristles are divided into different heights and positions, balancing the polishing of the tooth surface and the deep cleaning of the gaps between teeth. - Compatible For SOOCAS Sonic Electric Toothbrush Heads Replacement For X1 X3 X3U X5 Teeth Brush Replacement Heads