Eyekepper Women Blue Light Blocking Glasses Metalless Screwless Spring Hinges for Computer Gaming

1. Basic Function"Sleep glasses", also called blue light blocking glasses, are made to be worn in the evening. They filter out blue and green light from screens that can mess up sleep patterns.2. Working Principle - Blocking LightThey block short - wavelength light in the 400nm to 550nm range, which is often called the "melatonin disruption zone".3. Working Principle - Supporting Hormone ProductionBy cutting down on exposure to blue light from screens, they help keep the body's natural production of melatonin (the sleep - regulating hormone) going. 4. Working Principle - Improving Sleep QualityUsing them regularly may help you fall asleep faster, wake up less during the night, and feel more refreshed in the morning. 5. Usage TimeWear them in the evening, usually 2 - 3 hours before going to bed. 6. Usage ScenarioUse them when you're around artificial light from devices like computers, phones, and tablets. 7. Special Consideration for PrescriptionIf you need glasses with a prescription, you can get sleep glasses made to your prescription or use fit - over versions to put over your existing glasses. 8. Potential IssuesThe amber or red lenses can change how you see colors, making it hard to see some colors correctly. Also, don't wear them while sleeping as it can be uncomfortable and may damage the glasses.

• Durable In Use - METALLESS & SCREWLESS SPRING HINGES red lens blue light glasses feature Eyekepper's latest patented design, which means no metal in the frame and no screws in the spring hinges, eliminating worries about screws falling out or temples becoming loose
• Sleep Better - Our red tinted blue light blocking glasses are specifically designed to help you sleep by blocking harmful blue & green light that lowers melatonin levels. The red lenses utilize proprietary filtering technology to specifically target and block 99% of blue light in the lower range of the spectrum (400-550nm), allowing you to sleep better and wake up refreshed
• Reduce Eye Strain - Blue blockers glasses with red lenses help alleviate eye strain resulting from extended use of digital devices, ensuring a healthier screen experience.You can take care of yout eyes with these computer glasses
• Comfortable Wear - These red bluelight glasses with a screwless design, offer super-wide hinge opening and easy closure, adjusting to all face shapes for optimal comfort
• Stylish Design - Red light glasses eye protection with classic frame design keeps you looks professional and fashionable while working or gaming. Come with a soft zip case and a cleaning soft cloth, portable and easy for cleaning