SHINU Better Sleep Blue Light Blocking Glasses Men Red Lenses Anti Green Light Orange Clear lens acetate frame computer eyewear

  RED LENS CAN BLCOKING 100% BLUE LIGHT. BUT TOO DARK. CAN NOT GO OUTSIDE. CAN NOT WEAR LONG TIME . SO. ONLY WEAR IT BEFORE YOUR SLEEP. GET BETTER SLEEP. ORANGE LENS 99%. CAT 3. CAN BE LONG TIME WEAR WITH BLUE LIGHT.   CLEAR BLUE LIGHT LENS ONLY BLCOKING 20%. BUT CAN SEE EVERYTHING IS NATURE COLOR. NOT WITH COLOR YOU CAN CHOOICE WHICH YOU NEED. red lenses glasses block close to 100% of both blue and green wavelengths. While many glasses block only blue light, recent studies have shown that lower wavelengths also have a significant effect on sleep patterns. We block all wavelengths below 550 nm, which includes blue, green and violet. BLOCKS BLUE & GREEN LIGHT: Along with blue light, green light also suppresses melatonin production and prevents restful sleep. These block blue & green light to give you a productive night’s sleep!     RELAX & SLEEP: You will feel an immediate physiological effect when you put these on. You’ll feel relaxed and ready for bed by weari