JJWELL, a company with mature manufacturing glasses technology and advanced research and development design team, provides you with high-quality blue light blocking readers.Perfect after-sales service team. Pls feel free to contact us if you have any questions.PRODUCT FEATURESBlue Light Blocking+ Anti EyestrainComputer reading glasses with blue light blocking, a combination of two anti-blue light technologies(Substrate Absorption+Film Reflection), block the harmful blue lights more accurately and effectively, provide all-day protection from eye fatigue and glare.UV 400 BlockingReading glasses for man, 100% UVB and UVA blocking reader lenses, blocking light, diminishing damage from strong sunray, gives you the enjoyment of a clear and comfortable vision.Perfect CraftsmanshipHalf reading glasses, fine electroplating metal frame, unfading. Spring hinge temple, adjustable, applicable for most face types.Fashion Frame DesignComputer reading glasses men blue light blocking, classic semi-rimless rectangular frame design, simple and full of design, suitable for men.Professional and AccurateAfter multiple and strict tests, professional blue light readers provide you with multiple and accurate glasses degree choices: readers 1.0, 1.25, 1.50, 1.75, 2.00, 2.25, 2.5, 2.75, 3.0, 3.5 glasses for men, provide you the enjoyment of a clear and comfortable vision.Excellent Wearing Experience1. Spring hinge, flexible, suitable for different types of faces, and will not pinch your face.2. Soft adjustable silicone nose pads, longtime wearing without fatigue.3. The curved plastic temples are ergonomically designed, non-slip, no face clamping.