A safety strap can be added to the handles
  
Replaceable lenses, no tools required
  
The set includes three glasses: dark gray, transparent and light rust
  
RX readiness
  
T-SHELL™ ANTI SCRATCH protection on glasses
  
FOIL™ ANTI-FOG protective layer
  
 FILTER 8™ polarized glass option
  
The glasses block 100% of harmful UVA and UVB rays
  
Unbreakable Selenite™ Polycarbonate lenses meet the highest standards
  
Compliance with standards: MIL-PRF-32432(GL), ANSI Z87.1-2010, EN 166 F