*Package include: Pack of 10 PCS Replacement Heads for Electric Toothbrush. *Wide compatibility CILGEWH replacement brush head Compatible with AquaSonic icon electric toothbrush. *Why choose our toothbrush heads: toothbrush replacement heads for are made with bristles from famous American brands, more dense bristles, Standard sized, Slim angled neck and densely-packed are proven to reduce gingivitis up to 8x versus a manual toothbrush.