The Maui Jim ROSE AKAU is designed with performance in mind. The Lens are made from the lightest and thinnest MauiPure® LT. MauiPure LT delivers light-as-a-feather comfort that feels barely there. Akau is impact and scratch resistance while delivering clear PolarizedPlus2 vision in high glare conditions. Super light frames only weighing 10 grams. The temple tip pads have been minimized, and the nose pads have been designed for advanced airflow technology to give you better grip and less slip.