Flip up Clip on Blue Light Blocking Glasses JQ3 (60X43MM) Color:Clear Bridge (DBL) about 11/16 (18mm)

Bridge (DBL) about 11/16 (18mm)

Lens width about 2 1/8 inches (56mm)

The arms snap back without an issue

which means that it is less prone to rusting or oxidizing

plastic frame with spring hinges

Flip up Clip on Blue Light Blocking Glasses JQ3 (60X43MM) Color:Clear Bridge (DBL) about 11/16 (18mm)Polycarbonate lens, only perfect fit same size eyeglasses Block 40% blue light, almost no color distortion Frame width about 5 1 4 inches (133mm) Lens width about 2 3 8 inches (60mm) Lens height about 1 11 16 inches (43mm) Bridge (DBL) about 1 2 inches (13mm) EYEKEEPER FLIP UP CLIP ON BLUE LIGHT BLOCKING GLASSES: Blue light filter glasses, just flip up and clip on the glasses, ideal for working, gaming, browsing on computers, tablets, smart phones, TV