CO Eyewear Outrigger Z87+ Safety Glasses with Matte Black Frame and Photochromic Lens Outerwear 2 uses - indoor &

2 uses - indoor & outdoor

And let’s talk comfort

Included: ARB-L21-5000 V2 5000mAh Rechargeable 21700 battery

and prescription-ready

Its battery-powered system delivers up to ten hours of heat with three adjustable heat settings to customize your warmth

CO Eyewear Outrigger Z87+ Safety Glasses with Matte Black Frame and Photochromic Lens Outerwear 2 uses - indoor &Light Adjusting Lenses That Work as Hard as You Do Our photochromic lenses adapt to changing lightso you dont have to. Indoors or in low light, they stay clear. Step outside, and they darken automatically to shield your eyes from the sun. Photochromic Light VLT% range: 80% 13% Photochromic Dark VLT% range: 60% 9% No swapping glasses. No squinting. Just one pair that works all day, on and off the job. How it works: Reacts to UV light Darkens in direct