SWG EYEWEAR UV400 Urban Black Aviator Sunglasses SWG EYEWEAR Tri-Layer UV400 Lens Technology, absorbing over 99% of harmful UVA and UVB spectrums. Extremely stunning and stands out fashionably. Ready to Go Gift Appearance Package. Measurements: Lens: 54 mm wide, bridge: 20 mm wide , arms: 130 mm Elegant ClamShell Sunglasses Box with Microfiber Pouch Included! All Sunglasses by SWG EYEWEAR backed up with standard 90 days 110% Customer Satisfaction Money Back Guarantee.