Vicious Vision® Premium Polarized Sunglasses are custom cut and hand-fitted with Xperio UV™ lenses. These polarized lenses eliminate 100% blinding glare and feature a "backside" no-glare treatment that delivers 360° of protection. They also deliver 50+ E-SPF (Eye-Sun Protection Factor). Xperio UV™ lenses also boast a multi-layer surface treatment with a hydrophobic coating and are up to 3-times more scratch-resistant than competitive lenses. Durable, lightweight TR90 polymer frames are reinforced with stainless steel, super-strong straight hinges. For more information or suggestions on lens colors, click here.