Wiley X Sierra Safety Sunglasses with Detachable Side Shields Color:Red Mirror 9 mm thick lenses to

9 mm thick lenses to aid in protection against basic impacts and flying debris

Ratchet shield allows user to open or close in 3 positions for adjustment

while stepless brightness and color temperature regulation (2700K-6500K) provide perfect lighting for any situation

and improve color perception for better visual clarity

Military ballistic impact resistance requirements for eyewear (MIL-PRF-31013

Wiley X Sierra Safety Sunglasses with Detachable Side Shields Color:Red Mirror 9 mm thick lenses toThe ultra lightweight Wiley X Sierra is the perfect blend of protection and contemporary style. It is equipped with impact resistant lenses and removable side shields that provide ANSI Z87. 1+ level protection. The WX Sierra comes packed with several features that enhance all day comfort and performance, such as dual injected rubber temple tips, rubber molded nose pads, and built in lens ventilation to help prevent fogging. Whether for outdoor