3 Pairs Reading Glasses - Blue Light Blocking Readers for Women/Men Anti Blue Ra

ANTI BLUE LIGHT- Block blue light and relieve eye fatigue associated with digital screens - 100% UV protection BETTER SLEEP- Blue light reduces melatonin production which makes you sleepy. Less blue light = deeper sleep Standard Adult Shape Glasses. Measurement - 138mm frame width, 50mm lens width, 38mm lens height, 18mm bridge. Spring Hinge Design Package contain 3 blue blocking glasses as pictured. High quality spherical lenses provide superb optical clarity. Meets ANZI Z80.3 high UV protection standards. FDA compliant with impact resistance lenses. 4 pairs anti-blue ray computer glasses, which can minimize eyestrain caused by harmful blue ray emitted from digital screens. Resin lens,super lightweight can cut 90% harmful blue light