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Ever since I switched to using an electric toothbrush, I’ve noticed a huge difference in my smile.

My teeth feel smooth, polished, and free of that strange coating that regular tossaway brushes can’t catch. Switching to electric also feels better for the environment since I’m wasting less plastic, and it’s cost-efficient when you look at how many toothbrushes you buy over the years.

Many people feel the same, which is why they choose the Oral-B iO Series 7 electric toothbrush — currently on sale ahead of October Prime Day, Oct. 7 through 8. As part of an early deal promotion , you can now save $100, 45% off the regular price.

Oral-B i

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