bangerz hs-otg over-the-glass eyeguard.
BANGERZ HS-OTG
*Optimal protection for players who wear       
  prescription glasses.
*High impact, one-piece shatter-proof            
  polycarbonate lens.
*Vented design for maximum air flow.
*Lenses are coated for anti-fog and                
  anti-scratch resistance.
*Protective brow and facial padding.
*Adjustable, washable headstrap and sweat  
 band holds eyeguards in place.
*Owner I.D. tag.
*Meets or exceeds and USRA and ASTM      
 F803 standards for racquet sports.
*Meets ASTM F803-03, US lacroosse and    
  PECC certified lab requirements for             
  womens's youth lacrosse and field hockey.
*Measures 7 inches wide, 3 1/2 inches from
top to bottom with a 2 1/2 inch view area,
and it projects out 2 3/4 inches.
http://www.eyewearforsports.com/hs-otg.html