Extra Mouthpiece
Extra Mouthpiece
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What's the purpose of the mouthpiece?
The nozzle is the most important part of the RAYON brush. It is made of antibacterial silicone that eliminates 99.99% of all bacteria and has 3D-arranged bristles on both sides to effectively clean your teeth. The material is soft enough to protect the gums but robust enough to thoroughly clean your teeth. The mouthpiece can be easily cleaned by rinsing it, just like a regular toothbrush.
How often should you replace it?
For better hygiene, replace the mouthpiece every 4 months.

FAQ
Does it fit all mouth sizes?
Yes. The Rayon mouthpiece is designed to fit most adult mouth sizes. The soft silicone flexes to conform to your bite, creating a seal that covers all teeth simultaneously.
How long does the battery last?
A full charge lasts up to 7 days with daily use (2 × 45-second sessions per day). The USB charging cable is included.
Is it safe for sensitive teeth and gums?
Absolutely. The "Comfortable Brushing" mode was designed specifically for sensitivity. The food-grade soft silicone bristles are gentler on gums than standard toothbrush bristles, and thousands of users with sensitive teeth use it daily without discomfort.
How do I replace the mouthpiece?
The mouthpiece snaps on and off in seconds no tools needed. We recommend replacing it every 3–4 months, or when the silicone shows visible wear. Replacement mouthpieces are available on our site for $8.