Titanium frameanti-reflective lensnon-polarizedLens height: 43 millimetersBridge: 20 millimetersArm: 145 millimeters[Blue Light Filter Glasses] - Bluelight blocker, anti 98% of harmful blue light and discomfort from long periods of web surfing, tv, phone, tablet, vedio, reading and working under fluorescent lights with UV400 reduction, reduce headache, fatigue \u0026 eye strain, give you sleep better.[Resin Lens] - Transparent lens, no color difference. Anti scratch and explosion-proof, protect your eyes in all direction, bring you good visual experience.[Lightweight Metal Frame] - Only 15g, super light and durable TITANIUM frame makes you feel like a piece of feather on your skin, comfortable long-term wearing. Super high-grade material, whether office, leisure or travel, it can be perfectly integrated into your life.[Product Dimension] - Lens Width: 53mm(2.08inches) | Lens Height: 43mm(1.69inches) | Temple Length: 145mm(5.71inches) | Nose Bridge: 18mm(0.71inches).[Rest Assured to Buy]: 100% risk-free shopping. If you have any questions about the product, please feel free to contact us.Ultra Lightweight Material(15g)Only 15g, When you wear it, you will inadvertently forget its existence. Protect you silently in daily life. That is what we wants.