Exposure to artificial light at the wrong times of day is one of the largest often-overlooked health risks of living in the 21st century. Blocking blue light serves an important biological purpose, helping to regulate your internal clock to control sleep patterns and other body functions; avoiding blue light at night is crucial to protecting your health One of the least expensive and simplest ways to protect your bodyâs internal rhythm, and thereby support healthy sleep and a lowered risk of many chronic diseases, is to wear blue-light-blocking glasses at night.

High Energy Blue Light emitted by electronic devices (such as computers, TV, smartphones) have shown to increase the risk of vision conditions from sore dry eyes to macular degeneration. Maintain healthy eyes by reducing exposure to high energy blue light.
True anti-blue light blocking, not 20% or 40%, but 90%. Extended exposure to blue light rays may cause fatigue and stress. Filtering out the High Energy Blue Light allows you to focus on your game or task at hand while letting through the less harmful low energy blue light.
Super light and flexible temple gives you stress free wearing experience. Adult size: measurement - 51mm lens width, 30mm lens height, 19mm nose bridge, 140mm frame width, 145mm temple length. Adjustable english nose piece.
Content include reading glasses with blue light UV blocker, microfiber cleaning storage/pouches.

lightweight rimless rectangle reading glasses with anti blue clear lens Reader