Amazon.com: Goiteia Red Clip on Blue Light Blocking Glasses 。SleepTint Night Glasses, Artificial Light Blocking Glasses. Box does show slight damage, but item is new and unused. New in Box! Not your ordinary blue-light blocking glasses…. Crafted specifically for evening and night wear, SleepTint features patent-pending lenses engineered to harmonize with your circadian rhythm. By effectively filtering out all melatonin-inhibiting artificial light while promoting natural melatonin release, SleepTint offers unparalleled support for regulating your body\'s internal clock, ensuring restorative sleep and optimal well-being. In a digital era where artificial light exposure is nearly unavoidable, even during the night, SleepTint enables late-night screen use, without compromising eye health or sleep quality. Details: Durable Frames Regulate Circadian Rhythm Wake Up Energized Reduce Eye-strain Fall Asleep Faster Ultra-Light Materials Boost Melatonin Levels BPA-free Studio lighting may cause color variances in photos. See pictures for details. Please feel free to comment with any questions.