Model No.: YZ-MTH004

Features:
Bleaching Mouth Tray, Mouth Tray, Teeth Whitening mouth tray, Teeth Whitener, Mouth Guard, Mouth Piece
1) Made from 100% food grade material, high/full transparent of high quality.
2) It is double mouth tray. Thin and transparent so that easy to let the light whiten your teeth. Double channel for foam strip or impression material.
3) Humanise design of the two protrudings to rest your tips when open your mouth. Do not need to use the cheek retractor.
4) You are welcome your great idea for your order.

Note: It is our patent design. We are the only supplier in China here. If you saw the same or similar one in China here is the pirate.