interdental toothbrush

Most interdental brushes use nylon bristles mounted on a nylon‑coated wire core. Handles or bodies are commonly plastic (including some made from recycled plastic), and a few products are described as having fluoride coatings.

Bristles are typically nylon and may be described as soft or specially treated. Some brushes advertise antibacterial or hygienic coatings, and a few are noted as fluoride‑coated.

Some interdental brushes are reusable. In the products we reviewed, certain brushes with treated bristles or breathable travel caps were described as usable for up to ten days per brush, though recommended reuse time may vary by product.

Many brushes include non‑slip or rubber grips and some have flexible or bendable necks. A number of products specifically mention a nonslip, flexible handle to improve comfort and control.

Interdental brushes help remove plaque and trapped food particles from hard‑to‑reach spaces that brushing alone may miss. They’re described as a deeper‑cleaning supplement that can be used alongside or instead of flossing depending on need.