Mariner II is designed with sleek lines and extra lens shielding. Adjustable hypoallergenic rubber nose pads and temple grips add a custom fit to its lightweight, shatterproof polycarbonate frame. The AquaView® II lens adds the feature of optical enhancement with reading magnification to Typhoon"s AquaView hydrophobic lens. Now you don"t have to switch from your sunglasses to your reading glasses when you are out in the sun! AquaView® II advanced hydrophobic lenses repel water, cancel dust-collecting static charges, resist oily smudges and are highly scratch resistant. AquaView® II lenses are polarized, providing 100% UV protection and eliminating reflected glare. Typhoon"s AquaView® II lens is constructed from lightweight, double injected polycarbonate, a plastic so impact-resistant it exceeds the FDA"s requirements by a factor of 40. Every Typhoon polarized sunglass order includes a floating optical case, a microfiber drawstring pouch (that doubles as a cleaning cloth) and a lifetime warranty against manufacturing defects.