SCREEN TIME GLASSES Screen Time Blue Light Blocking glasses, also known as Anti-Visual Noise (AVN) glasses, block harmful blue light rays caused by electronic screens. They protect the eyes from these harmful rays and reduce eye strain, headaches and migraines. Available in our unbreakable, bendable frames, they block over 80% of the most harmful blue light rays (under wavelength 420 nm). Lightweight and shatterproof Unbreakable frames - Our bendable, soft, durable frames are comfortable and ultra light for kids! Prescription quality lenses - We use lightweight, shatterproof, and high performance AVN lenses designed for durability. No prescription required! We use polycarbonate lenses; CA residents, see blue light FAQ page for Prop 65 warning. Blue light blocking protection - Block over 80% of the most harmful blue light rays (under wavelength 420 nm) and 99.9% UVA/B/C rays to protect your child's eyes. Make it a habit to always encourage your kids to wear these blue blocking glasses in front of computers, tablets, phones, or under LED lights. Computer glasses for kids reduce strain, headaches and tired eyes when staring at a screen too long! Using our gaming glasses for kids in the hour before bed is also a critical factor in falling asleep. Healthy eyes and better sleep, woohoo!