Blue Light Blocking Glasses can effectively block harmful blue light coming from phones, computer monitors, gaming, and other devices. Eliminates eye strain that causes headaches, aching eyes, and blurred . Classic retro shape design, can easily adapt to all face shapes, easy to match with different kinds of clothing. Features - Color: Assorted Color. - Material: PC. - Size: About 15.10X14.10X5.00cm/5.93X5.54X1.97in. - Made of ultra-light materials, which help to reduce the pressure on the nose and ears and provide extra comfort after long-time wear. - The frame wears very comfortable, and the lenses’ light transmittance is very good. - Casual frame design keeps you looks professional and fashionable while working or reading. - Alleviates visual fatigue and discomfort from long periods of web surfing, gaming and working. - Enjoy your digital time, no worry about eye fatigue, blurred and headache. Package list: 3 x Pair of Glasses