KURSAN is always devoting to making quality products with high performance. We supply blue light blocker glasses for men and women with multiple colors to meet your personalized needs. Buying KURSAN eyeglasses, you could not only receive quality products but also great shopping experience. DISCOVER THE KURSAN DIFFERENCE ? The transparent lenses are durable, shock-resistant and waterproof, offering high-quality clarity without drastic color changes in your vision. ? Anti harmful blue ray, provide all-day protection, against the detrimental effect high energy visible blue light and UV400. ? Unique retro style(stylish square style) and different colors will be the icing on the cake for both women and men. ? Lightweight metal/PC frame, blue light filter lenses, solid metal hinges, exquisite temples. FEATURES AND BENEFITS ✓ Shock resistance, not easy to scratch, lighter than conventional lenses. ✓ Absorption of high-energy blue light, effective anti-UV400. ✓ High transmittance, low color difference. ✓ Good for Computer Gaming or Reading. INCLUDES: 1* High Quality Glasses 1* Microfiber cleaning cloth 1* Microfiber pouch 1* Mini repair screwdriver 1* Exquisite Brand Packing Bag CARE: Please use neutral detergent or soap water to clean, gently wipe dry with a clean soft cloth. Every pair of sunglasses has been inspected manually. We absolutely prohibit defective products from mixing into them. If there are any problems, please contact our customer service team immediately. We will help you solve them until you are satisfied.

In case of any question or problem, please contact the seller without any hesitation to solve until satisfaction. We provide 100% no risk, worry-free warranty after sale service for all Kursan glasses. You can return and get refunded for no reason. Customer satisfaction is our priority. Prolonged exposure to blue light will slowing or stopping the production of melatonin, causing sleep disorders. Kursan Blue Light Glasses can stop it and provide you with a better night's sleep. Reflect and filter blue light, prevent color distortion, 7-layer anti-reflective coating to reflect and filter blue light, reduce eyestrain and sleep better. High light transmittance with no noticeable yellow tint to prevent color distortion, minimize glare from digital screens. High quality metal/polycarbonate half frame with metal rivets, scratch-resistant clear lenses, solid smooth metal hinges, soft silicone nose pads, this is a pair of very durable and comfortable glasses. Reduce symptoms of eyestrain during prolonged computer exposure. These frames are best used as indoor lenses for long hours of computer use in order to maintain natural sleep patterns and eye production.