These chill polarized sunglasses have 100% UV protection and completely eliminate glare, giving your eyes some relief from the bright reflections in the urban landscape. The polycarbonate lenses are impact resistant, giving you peace of mind while skating from spot to spot. Lens Specs Impact Resistant Lens Key Features Polarized LensesCrafted from a Swiss TR90 thermoplastic. 100% UV Protection   Polarized Lenses 100% UV protected Details Spring Hinges Add 30º of Flex to Relieve Pressure Behind Ears Includes Microfiber Bag Features Key Features Polarized Lenses - The polarized lenses set in the frame offer clarity and are extremely durable. Polarized lens technology also protects you from the dangers of UV rays and glare. 100% UV Protection - Blocks 100% of UVA and UVB rays. Extra Info Pro Tip - Are polarized sunglasses better? Are they worth the price? In many cases, yes. All sunglasses reduce brightness and block some amount of harmful UV rays. However, only polarized sunglasses are scientifically constructed to eliminate glare. Not just reduce it, but eliminate it. Fully polarized sunglasses reduce eye strain and help you see better around water, snow, sand or any other reflective surroundings.