4 Pack Stylish Thicker Frame Bifocal Reading Glasses BR9110 Color:4 Pairs Mix Lens width about 1 3/4

Lens width about 1 3/4 inches (45mm)

Lens width: 2 3/16 inches (55mm)

Frame width about 5 3/16 inches (132mm)

as they won't break easily

Lenses: Acrylic

4 Pack Stylish Thicker Frame Bifocal Reading Glasses BR9110 Color:4 Pairs Mix Lens width about 1 3/4Polycarbonate lens, plastic frame with spring hinges Frame width about 5 7 16 inches (138mm) Lens width about 1 7 8 inches (48mm) Lens height about 1 5 8 inches (41mm) Bridge(DBL) about 9 16 inches (14mm) Temple length about 5 7 16 inches (138mm) 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