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

[SECURE CLIP-ON CONSTRUCTION] - Designed with a spring draw bar structure

Polarized lens

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

Hypoallergenic Option: The absence of metal screw not only eliminates the risk of screw loosening or coming out but also minimize the potential for allergic reactions or skin irritation

4 Pack Cat-eye Tortoise Reading Glasses FH1570 Magnification Strength:without magnification Bridge (DBL) about 11/16 inchAcrylic lens, plastic frame with spring hinges Frame width about 5 3 8 inches (136mm) Lens width about 2 1 16 inches (52mm) Lens height about 1 11 16 inches (42mm) Bridge(DBL) about 1 2 inches (13mm) Temple length about 5 5 16 inches (135mm)