Frame width about 5 3/4 inches(146mm)

Polarized lens

it will be change to grey color in the sunshine within 10 minutes

while the arms remain securely in place

EYEKEEPER ONLINE PROGRESSIVE MULTIFOCUS GLASSES - 5-layer anti-reflective coating to minimize glare from screens and fluorescent lighting

Polarized Lens Clip on Sunglasses C63 (54MMx34MM) +3.75 Frame width about 5 3/4[READERS & OUTDOOR CHALLENGES] If you wear readers, spending time outdoors often means switching between clear lenses and sunglasses. Bright sunlight and reflected light from roads, water, and other surfaces can make driving, fishing, hiking, and daily activities less comfortable while reducing viewing clarity. [EYEKEEPER CLIP ON POLARIZED LENS SYSTEM] The clip on design quickly converts compatible readers into sunglasses whenever needed. TAC