providing a reliable and sturdy product that users can depend on for extended periods

and then wait for your customized blue light blocking specs shipped

Bridge (DBL) about 11/16 inches (17mm)

Lens width about 2 1/8 inches (56mm)

Lenses: Acrylic

4 Pack Fashionable Thicker Frame Blue Light Blocking Readers DS9107 feed-color-Blue/Pink/Purple providing a reliable and sturdyPlastic frame with spring hinges Block 98% blue light, serious color distortion Frame width about 5 3 8 inches (137mm) Lens width about 1 15 16 inches (50mm) Lens height about 1 7 16 inches (37mm) Bridge(DBL) about 1 2 inches (13mm) Temple length about 5 11 16 inches (145mm)