block 97% within 420nm

and other outdoor activities

Lens height about 1 13/16 inches (46mm)

plastic frame without spring hinges

4 Pack Cat-eye Stylish Bifocal Sunglasses SBR2103 Magnification Strength:+2.00 block 97% within 420nmPlastic frame with spring hinges Frame width about 5 9 16 inches (142mm) Lens width about 1 7 8 inches (48mm) Lens height about 1 1 2 inches (37. 5mm) Bridge (DBL) about 1 2 inches (13mm) Temple length about 5 5 16 inches (135mm) 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 distance viewing.