Polycarbonate lens, TR90 and rubber frame without spring hinges Frame width about 5 1/2 inches (140mm) Lens width about 2 7/16 inches (62mm) Lens height about 1 9/16 inches (40mm) Bridge (DBL) about 1/2 inches (13mm) Temple length about 4 15/16 inches (125mm) EYEKEEPER POLARIZED 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. Sunglasses and reading glasses, all in one. UV400 protective polarized readers and block 100% UVA-UVB harmful rays for superior eye protection.
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