The classic look Native Eyewear Ashdown XD9003 Polarized Sunglasses achieve is built to be timeless. These polarized sunglasses have a low-profile, squared shape with tall temples that black peripheral light. These Native Eyewear sunglasses have an 8 base curve shape, which creates a more curved, sporty appearance that reduces light leak. The frames are made of bio-based plant resin that stays lightweight and durable. The molded-in nose pads and temple tips feature hypoallergenic Cushinol nonslip grips to keep your sunglasses in place, even increasing their grip when you sweat. The ophthalmic-grade, impact-resistant polycarbonate lenses are polarized to combat intense glare with 99% efficiency. They also offer 100% UV protections, at least 90% blue light protection, and block 4X more infrared light than regular polarized lenses. Select styles have mirror lens coatings than help cut glare and stand up to abrasions. Styles with grey base lenses produce neutral contrast with 100% accuracy in color perception great for snow and water sports. These Native Eyewear sunglasses have oleophobic and hydrophobic coatings that rests water, dust, oil, and fingerprints. Includes a Native Eyewear microbag and mfrs. limited-coverage warranty.Manufacturer style #: XD9003. Low-profile, squared frames with tall temples that block peripheral light 8 base curve for a more curved, sporty appearance and reduce light leak Ophthalmic-grade, impact-resistant polycarbonate lenses offer 100% UV protection 90% blue light protection Blocks 4X more infrared light than regular polarized lenses Polarized to combat intense glare with 99% efficiency Styles with grey base lenses produce neutral contrast with 100% accuracy in color perception great for snow and water sports Bio-based plant resin frame stays lightweight and durable Hypoallergenic Cushinol nonslip grip to keep sunglasses in place through perspiration Oleophobic and hydrophobic coatings resist water, dust, dirt, oil, and fingerprints