Bridge (DBL) about 7/9 inches (20mm)

[LIGHTWEIGHT DESIGN FOR DAILY COMFORT] - The compact clip-on is designed for convenient everyday carry

The balanced design allows smooth attachment and removal while helping maintain a stable fit on compatible frames

Lens Width: 2 1/16 inches (53mm)

Lens width about 21/16 inches (52mm)

4 Pack Thicker Frame Bifocal Sunglasses Fashion Readers SBR9106 Magnification Strength:+1.00 Bridge (DBL) about 7/9 inchesPolycarbonate lens, plastic frame with spring hinges Frame width about 5 1 2 inches (140mm) Lens width about 1 7 8 inches (48mm) Lens height about 1 7 16 inches (36mm) Bridge (DBL) about 1 2 inches (12mm) Temple length about 5 1 2 inches (140mm) EYEKEEPER BIFOCAL SUNGLASSES A crescent shape on the bottom part of the lenses have magnification, which is for reading and close up work. And the other parts of the lenses have no magnification, which is for