1)  high quality 
2)  non-toxic material 
3)  win warm praise from customers

4)  Customized face picture
5)  Small hole, 30% open rate.  Can be see through from the backside, don't need cut the eye to be a hole
6)  Rigid plastic material, easy to Wear and move
7)  Green nature material.
8)  Cheap value

9)   Anti-UV, Anti-water

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