Resorption and other bone defexts on the entire alveolar bone, can make transparent pink gum
 
we can see clearly the original shape and the whole structure.
This is very nice dental training supplies for teaching,
 
It can improve students' learning interest,and help teaching more easily.
 
the products is also widely suitable to experiment and practice experiment etc.
 
 
resorption and other bone defexts on the entire alveolar bone, can make transparent pink gum