Oral-B offers a variety of toothbrush heads with different features and materials. Here are some details about Oral-B toothbrush heads based on the search results:

Positive:

• Oral-B toothbrush heads are expertly designed to remove more plaque than a regular manual toothbrush.
• The unique bristles of Oral-B CrossAction toothbrush heads reach deep between teeth to leave your whole mouth cleaner than with a regular manual toothbrush.
• Oral-B Sensitive Clean toothbrush heads remove up to 100% more plaque and reduce gum inflammation by 100% compared to a manual toothbrush.
• Oral-B brush heads deliver oscillating-rotating power that makes them the #1 dentist-recommended brand.

Negative:

• There is no negative information about Oral-B toothbrush heads in the search results.

Materials:

• The materials used for Oral-B toothbrush heads are not explicitly mentioned in the search results.
• However, there is a mention of eco-friendly toothbrush heads made of bamboo or other sustainable materials that are more durable than plastic toothbrush heads.

Ingredients:

• There is no information about ingredients in Oral-B toothbrush heads in the search results.

In summary, Oral-B toothbrush heads are designed to remove more plaque than a regular manual toothbrush and are the #1 dentist-recommended brand. The materials used for Oral-B toothbrush heads are not mentioned in the search results, but there is a mention of eco-friendly toothbrush heads made of bamboo or other sustainable materials. There is no negative information or information about ingredients in the search results.