The Kawika frames are a retrospective look at one of Maui Jim's original styles. These classic polarized sunglasses are a true testament to Maui Jim's legacy and heritage of providing quality, durable frames with unmatched lens clarity. The lens is MauiPure with Bi-Gradient Mirror in Neutral Grey. Ideal for bright, direct sunlight. Offers vibrant color and sharper detail, even in the harshest sun conditions.Great for activities such as offshore fishing, running, and water sports.