Valken Airsoft Sierra Goggles- Grey

TPU frame features excellent resistance to cold and heat and provides a perfect facial seal.
Special indirect ventilation system located at the top and bottom of frame allow air flow & heat release.
Includes a wide adjustable elastic strap with quick release system for secure fit.
Dual pane thermal lens system
Optional RX-insert frame secures in the inner side of frame
Exceeds ANSI Z87.1 high impact requirements
CE EN166 certified
CAN/CSA Z94.3-07
MIL-V-43511c ballistic standards