These Crossbow Glasses are unlike any other ballistic eye wear.  Boasting a Tri-Tech Fit frame that provides an amazing universal fit with ultimate comfort and zero pressure points. Lens feature ClearZone FlowCoat technology, engineered to eliminate fog inside and prevent scratches outside. In addition, these glasses also have distortion-free ESSOPTICS and innovative DedBolt Lens Lock pivots up for easy release, then clamps down for rock-solid retention under impact. 
Features
Interchangeable lens
ClearZone Dual Flow Coated lenses prevent fog and scratches
ANSI Z87+
U.S. MIL Spec MIL-PRF-32432A
Includes three lenses: Clear, Smoke Gray and Hi-Def Yellow
Made in USA