Replacement Brush HeadsCompatible for Oclean Flow/X PRO Elite/X /F1/Z1/One/ Air2 Electric Toothbrush Nozzles

- Fits select electric toothbrush models, ensuring tight, secure fit without looseness during brushing. - Nozzle structure enables effective cleaning, reaching key oral areas for daily care. - Balances gentle contact with teeth and gums for comfortable, regular long-term use. - Durable materials maintain shape and nozzle integrity, reducing replacement frequency. - Tool-free installation: remove old head, attach new one firmly for quick use.