1) Material : PC lens + Pvc plastic + vent Valve + Nylon Headband, 
   Lens can be made anti-scratch ,anti impact, anti-fog  
2) Model : 15.4 * 7.5 *7.8 cm   
3) Feature:  Double-sided Anti-fog,long lasting. 
                   Transparent high definition, anti dizziness. 
                   With 4 vent valves, good air permeability.
                   Soft and comfortable fit to face. 
4Application  :  Hospital . Clean room 
5 Comply with  china pharmacy export permit 
  Comply with  CE/FDA standard 
6  Package: 1 pc/bag, 1 bag/box 100boxes/carton