Replacement HeadsCompatible for Oclean Flow/X/X PRO/ Z1/ F1/ One/Air 2 /SE Brush(4 Black)

- It provides gentle contact with teeth and gums, ideal for daily oral care. - Designed to fit toothbrush models: Flow, X, X PRO, Z1, F1, One, Air 2, SE; check your toothbrush specs first. - No extra tools needed for installation; attach to the electric toothbrush quickly and easily. - Each brush head retains its shape and bristle softness, supporting long-term use. - Serves as practical replacements to maintain consistent oral care routines.