12 Pack Metal Hollow Frame Blue Light Blocking Reading Glasses UV2301 Multifocal Glasses Lens width about 2 1/16

Lens width about 2 1/16 inches (51mm)

Flip-Up Design – Effortlessly flip the lenses up or down as needed

Lens height about 111/16 inches (43mm)

these glasses protect your eyes and help you fall asleep faster and wake up refreshed

12 Pack Metal Hollow Frame Blue Light Blocking Reading Glasses UV2301 Multifocal Glasses Lens width about 2 1/16Acrylic lens, metal frame with spring hinges Block 40% blue light, almost no color distortion Frame width about 5 1 4 inches (133mm) Lens width about 2 1 16 inches (52mm) Lens height about 1 11 16 inches (43mm) Bridge(DBL) about 1 2 inches (13mm) Temple length about 5 3 8 inches (137mm)