The technology of high-performance sunglasses packaged for stylish comfort in a classic aviator fit. High contrast and peak visual acuity will have you seeing the world through the eyes of a pilot. By using biodegradable resin agriculturally derived from castor beans, Native sunglasses offer environmentally friendly construction that is resilient and durable. Resin from castor beans has a higher strength to weight ratio compared to synthetic materials while being lightweight.Native Eyewears use of sustainable, earth-friendly materials brings you back to the purity of nature while intuitive features keep your eyes protected from the elements. Key Features N3 polarized lenses for excellent protection against damaging UV rays Co-Injected Rhyno-Tuff Air frames offer lightweight yet sturdy construction Cushinol offers non-slip grip in all the right places Made of sustainable, eco-friendly materials Optic gear kit includes a hardcase and a soft case that doubles as a cleaning cloth Mastoid Temple Grip hugs behind ear Medium fit frames are comfortable and best for medium/large profiles Flex Metal nose pad for a more customized fit All Native sunglasses are backed by a lifetimewarranty N3 Polarized Lens Technology N3 polarized lenses block up to 4x more infrared light than regular polarized lenses. As Natives most innovative and advanced polarized lens, the N3 provide UV protection up to 400nm and significantly reduce blue light while selectively filtering UV light. The result is high-contrast and optimal visual definition while protecting your eyes from the effects of long-term sun exposure. All Native lenses are impact-resistant and built with poly-crystal carbonate ensuring superior protection in the event of a crash. Co-Injected Rhyno-Tuff Air Frames Natives proprietary frame design is constructed with high-performance, thermoplastic material offering a lightweight yet durable construction. Co-injected Rhyno-Tuff Air frames hold up in all weather conditions and during forceful impacts. Cushinol Another proprietary design from Native, Cushinol creates a non-slip grip that is