Men's Oversize Transition Photochromic Grey Reading Glasses Reader +0.00~+4.00
Lens Width: 56 mm
Lens Vertical: 33 mm
Bridge: 18 mm
Frame Width: 143 mm
Temple Length: 146 mm
Package: 1X Reading Glasses (Compact Case & Cleaning Cloth)
Clear indoor, darkens when exposed to sunlight.
Come with anti-reflective coating and 100% UV protection coating.
May not darken inside a car or near windows since most windshields / windows block UV rays needed to darken the lenses.