Optical Defense - Blue Light Blocking Glasses

Stylish eyewear for a peaceful transition to restorative sleep Proven to block melatonin-disrupting blue light Top-quality acetate frames Comfortable, customizable fit Spring-loaded, steel hinges Soft silicone nose pads 4 colors to choose from This stylish piece of eyewear is scientifically proven to block 99% of blue light in the spectrum range of 385-415nm. These are the specific wavelengths that upset melatonin production. Most glasses on the market today are simply tinted lenses that help reduce computer-related eye strain our glasses do both: they reduce eye strain and protect you from blue light disruption to help you fall asleep more naturally and peacefully.