Three Arch Mouthpiece
Features:
1) Teeth Whitener with three arches;
2) It is our new patent product for teeth bleaching;
3) The upper and lower arch to help to open your mouth and rest the lips. The middle arch to reflex the light.
4) It can help you to bleach more area at one time.
5) We can do custom order. You are welcome to contact for more details.