The Mayfly's refined shape and lightweight frame bring together performance optics and everyday style. Crafted with bio-resin materials to reduce environmental impact without compromising strength, these sunglasses are as durable as they are sustainable. The Copper 580 lenses cut glare on open water and sandy terrain while amplifying contrast and definition. With Hyrdolite(TM) nose and temple padsthe Mayfly stays comfortably in place even during active wear, and scratch-resistant coatings ensure lasting optical performance.