Maui Jim 'Akau 442 Polarized Glass Sunglasses are rimless sunglasses that maximize performance and minimize weight, delivering light-as-a-feather comfort and top performance. MauiPure LT lenses are made from a glass-polycarbonate hybrid that is ultralight, yet provides superior impact resistance and glass-like clarity. Delivering optics nearly as clear as SuperThin Glassbut lighter and 27% thinnerthese revolutionary lenses make the total weight (frame and lenses) only 10 grams. That's 1/3 of an ounce! The temple tip pads on these Maui Jim sunglasses have been minimized, and the nose pads have been designed for advanced airflow technology to give you better grip and less slip. PolarizedPlus2 technology wipes out glare and stokes the color with a patented multi-layer design. Select styles feature mirror coatings for more glare control, a stylish look, amazing color enhancement, and superb clarity. Maui Jim polarized glass sunglasses come with a case, microfiber cleaning cloth, and mfrs. 2-year warranty. Manufacturer style #: 442. Patented PolarizedPlus2 lens technology MauiPure LT hybrid glass-polycarbonate lenses Lighter and 27% thinner than SuperThin Glass with exceptional impact and scratch resistance Mirror coatings (on select styles) for glare control and added clarity Rimless injected-nylon frames for ultralight weight Minimal temple tips and advanced nose pads for a nonslip fit Includes a case, microfiber cleaning cloth, and mfrs. 2-year warranty