[This review was collected as part of a promotion.] The OralB iO ultimate clean refill brushes are great. They are easy to put on the toothbrush handle. I feel like I get a good clean when using these brush heads.

[This review was collected as part of a promotion.] The bristles are the right firmness and they clean my teeth effectively. It’s giving I went to the dentist and got my teeth cleaned vibes. I am definitely a fan!

[This review was collected as part of a promotion.] This product is very good and of good quality. It helped me a lot with my gums and oral hygiene. It makes my teeth feel much cleaner. It's expensive, but it's worth every penny.

[This review was collected as part of a promotion.] I love that the refills come as four. The price is affordable. They are easy to replace your old ones with these. And these refills last. The brushes do not hurt your gums.

[This review was collected as part of a promotion.] Nice brushes i have this toothbrush for 3 yrs now these are first io refills i am using and loving it! Thank you it works excellent and cleans my teets

[This review was collected as part of a promotion.] The toothbrush is amazing and the replacement heads fit perfectly. Very easy to change out and definitely cost effective. A brand you can trust.

[This review was collected as part of a promotion.] It's good a brush heads and it came with 4 brush heads. My husband use an electric brush and this a good brand. I received this product free from Influenster.

[This review was collected as part of a promotion.] This fits great on my toothbrush and it works amazing. I love how it came in a four pack, which means I can use it for a while. Which is what I'm excited for.

[This review was collected as part of a promotion.] I got these as a free sample to review. They are pretty great. They work just like my other toothbrush heads. I highly recommend giving them a try!

[This review was collected as part of a promotion.] Great brush head for the Oral-B toothbrush. It is soft on your gums and cleans your teeth very well, leaving a smooth clean feeling. Will fade when time to replace so you keep up on a new head.