Kou is named after a tree indigenous to Hawaii with multiple benefits to the local community. This style is similarly multifunctional with PolarizedPlus2® lens technology, promising lasting protection and enhanced visual experiences in a sleek design. With an artfully-carved high density acetate framework, Kou creates a modern cat eye silhouette with understated upturned corners. For its sculptural composition and polished versatility, Kou adds complementary framing to a diverse range of facial features and serves as the perfect companion for everyday moments. The lens is SuperThin Glass 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.