
During the day all the black bits that should hold the lenses in your glasses come off - and good luck finding them on the ground! When you buy, be sure to paste immediately. The best thing about these glasses is that they make the computer and TV picture richer, but I still get headaches etc from the screen exposure, so I'm not sure how effective they are at blocking blue rays.

Anti-Eye Strain Headache Blue Light Blocking Glasses 3-Pack by MEETSUN with UV400 Lens for Better Sleep and Computer Reading
11 Review

ALWAYSUV 3 Pack Blue Light Blocking Glasses for Kids - Transparent Lens Computer Reading/Gaming Eyewear
11 Review

Pro Acme Unbreakable Kids Blue Light Glasses π for Clear Vision during Computer Gaming and TV Screen Time
11 Review

π Xiaomi Adult Anti-Blue Goggles Pro - Computer Glasses, Non-Diopter, White Frame, Yellow Lens
14 Review