[EYEKEEPER CLIP-ON POLARIZED LENS SYSTEM] - The clip-on design quickly converts compatible readers into sunglasses whenever needed

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

Metal frame with spring hinges

(Please install reading glasses by yourself if required)

4 Pack Vintage Blue Light Filter Reading Glasses UV2009 feed-cl3-LIMP [EYEKEEPER CLIP-ON POLARIZED LENS SYSTEM]Acrylic lens, plastic frame with spring hinges Block 40% blue light, almost no color distortion Frame width about 5 1 8 inches (130mm) Lens width about 1 11 16 inches (43mm) Lens height about 1 5 8 inches (41mm) Bridge(DBL) about 7 16 inch (11mm) Temple length about 5 5 16 inches (135mm)