Utilizing the incredible performance of Titanium Fused Grilamid, the most advanced nylon made today, the Triple Tail offers maximum durability and comfort in a fashionable 8-base wrap frame style. Hinge: Spring Lens Size: L Frame Fit: ML Frames: Shiny Black, Shiny Tortoise Lenses: 580 Glass - Blue Mirror, Green Mirror 400 Glass - Blue Mirror, Green Mirror 400 CR-39 - Grey Costa Del Mar Lenses 580TM Lenses Yellow light is the enemy. It's hard for the eye to process and changes how you see the world. Not with