- Set of 3 blue light protection glasses, designed for men and women, perfect for biohacking and daily visual care - Clear lenses for daytime and office use, yellow for nighttime work and gaming, red to improve sleep before bedtime - Filter and block blue and green light from screens, LED bulbs, and fluorescent lamps, reducing eye fatigue - Non-prescription, lightweight (20g) and comfortable lenses, made from durable material for prolonged use without discomfort - Promote nighttime rest by stimulating melatonin production and improving sleep quality - Improve the sleep-wake cycle and contribute to optimal overall well-being - Includes 3 waterproof cases, 1 cleaning cloth, and 1 screwdriver for precise adjustments - Carefully presented, ideal as a gift for those looking to protect their eyesight and optimize their daily performance