SWG EYEWEAR&reg; Silver Aviator Sunglasses Sport Capsule Gradient Lens metal frame composite lens non-polarized Lens width: 54mm SWG EYEWEAR next generation 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. All Sunglasses by SWG EYEWEAR backed up with standard 90 days 110% Customer Satisfaction Money Back Guarantee. SWG Clam Shell Case with Micro Fiber Pouch Included! Measurements: Lens: 54 mm wide, bridge: 20 mm wide , arms: 130 mm