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

Lens height about 1 1/16 inches(27mm)

comfortable to wear

Frame width about 5 1/2 inches (140mm)

Frame width about 5 5/16 inches (132mm)

4 Pack Stylish Cat-eye Bifocal Reading Glasses Cute Readers BR2118 feed-color-Blue/Yellow/Red Bridge (DBL) about 11/16 inchesAcrylic lens, plastic frame with spring hinges Frame width about 5 3 8 inches (136mm) Lens width about 1 15 16 (49mm) Lens height about 1 9 16 (39mm) Bridge (DBL) about 1 2 (13mm) Temple length about 5 3 8 (137mm) EYEKEEPER BIFOCAL GLASSES 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 distance viewing.