Bifocal Reading Sunglasses Screwless Spring Hinges Sunshine Readers R2607SG feed-color-Brown/Blue/Purple Accord with BS EN ISO

Accord with BS EN ISO 12312-1:2013 and EN1836: 2005+A1:2007

block 33% within 480nm

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

high-contrast vision without severe color distortion

these specs help eliminate common hassles such as loose screws or rust

Bifocal Reading Sunglasses Screwless Spring Hinges Sunshine Readers R2607SG feed-color-Brown/Blue/Purple Accord with BS EN ISOMetalless and Screwless Design. Acrylic Lens, plastic frame with unique flexible spring hinges. Product Dimension: Frame width about 5. 55 inches (141mm), Lens width about 2. 05 inches (52mm), Lens height about 1. 54 inches (39mm), Bridge (DBL) about 0. 75 inches (19mm), Temple length about 5. 51 inches (140mm). Solid Construction: Meticulously built to withstand regular use without succumbing to damage. The screwless hinges guarantee the hinge's