Mouth Props with Tongue Guard

1.Large, medium and small types can be applied to different populations.
2.Mouth Prop made of comfortable and elastic silicone rubber material, nontoxic and peculiar smell.
3.The mouth props rest has serrated areas,designed for teeth to rest on without slipping.
4.Tongue Guard helps protect the tongue from trauma.
5.Tongue Guard made of plastic,scrub with a brush, disinfect, and cold sterile (do not autoclave).