Jackson Safety V50 Epic Safety Eyewear (33347), Indoor / Outdoor Anti-Fog Lens with Interchangeable Temples and Head Strap, Black Frame, 12 Pairs / Case 12 Jackson Safety Epic Safety Eyewear / Case; Indoor / Outdoor Anti-Fog Lenses, Black Frame Features included interchangeable head strap and temples, so that you can customize the eyewear for a closer fit or enhanced comfort Epic eyewear remains fog-free for more than twice the amount of time needed to pass the EN 166 "N" mark test for fog resistance Meets ANSI Z87.1+ standards and CSA Z94.3 standards The wrap around design and impact resistant lenses make these safety glasses ideal for use in dirty / metal manufacturing, transportation, as motorcycle goggles and many others