Very good replacements for iO 3 heads
These seem very comparable to the original head. I will not pay the price they want for the oem heads so I look for the knock off brands. They fit my iO 3 and sound about the same, I guess. Not a big deal as long as they work. I had gotten a different brand and those were so stiff and aggressive that I could barely use any pressure when brushing. My teeth and gums would hurt after using those. These seem softer like the oem and I can enjoy brushing again. Lesson learned: always test them out as soon as they arrive to make sure you'll be happy with them. I had the others 2 months before trying them and now I'm out the money. But these are much better. Read more






















