Designed with broad temples and rugged frames, Typhoon Optics Aloha Sunglasses are as attractive as they are resilient. Featuring Typhoon Optics lightweight TR90 Grilamid nylon frame geometrically engineered for maximum comfort, the Aloha sunglasses were made to mimic the lifestyle of the Big Island. The exclusive AquaView II hydrophobic polarized lenses provide a visual shield against reflected glare while repelling water, oil and dirt providing optimal clarity. You will also be protected from harmful UV rays as these lenses block UVA and UVB rays 100%. These nearly indestructible lenses are made from injected polycarbonate for lightweight, scratch resistant strength that will last season after season. AquaView Lens Technology Optical enhancement with reading magnification so you dont have to switch your glasses while in the sun Water-repellent so moisture will not streak or blur the surface of the lens Smudge-proof coating repels skin oil and lotion allowing for easy clean-up Anti-static means any natural static electrical charge that attracts dust particles is interrupted deterring dust from setting on the surface of the lens Anti-glare polarized lenses enhance visibility by reflecting sunlight differently in varying conditions 100% UV protection blocks harmful UVA and UVB rays from damaging your eyes Unbreakable, injected polycarbonate lenses provide superior strength and impact resistance Lenses are lighter than traditional plastic lenses for a more comfortable fit Polycarbonate is scratch resistant for a long-lasting wear Polarized lenses offer better visibility beneath the surface of the water Limited lifetime warranty Sunset Brown Lens Features 12% visible light transmission Excellent for variable light days and small bodies of water Filters out hazardous glare Increases visual definition in lowlight Every Typhoon Optics polarized sunglasses order is covered by a lifetime warranty against manufacturing defects and includes a microfiber drawstring pouch that doubles as a cleaning cloth.