1. very soft silicon mouthpiece can be fitted closely with tooth 2. better than other un-thermoforming mouth tray

Characteristic:

Very soft silicon mouthpiece can be fitted closely with tooth, and then whitening gel can be evenly covered the tooth surface. It is better than other un-thermoforming tray. Its usage is simple. The silicon mouthpiece feeling is very soft and it has a very high transparency. 

Scope of Application:

It can be used with tooth whitening system and tooth whitening LED light.

Certificate:

food grade material, CE certificate.

very soft silicon mouthpiece