Come and Check Our Branding Solutions.Grey lenses drastically reduce the brightness of shiny surfaces,by absorbing 99% of visible light and blocking out most of the blue light,provide remarkable color contrast.Grey lenses ensure better clarity of vision and a more natural vision,reducing eye strain.Ergonomic design frame,a curved brow bar,reinforced metal hinge,adjustable nose pads,and thin metal temples with plastic end tips rest,classic design make these steampunk sunglasses for men and women more comfortable and durable while you are wearing.personalize your style from a variety of frame colors and lens treatments.Created exciting and unique looks,give these sunglasses ultimate comfort alongside pristine fashion that will make your style ageless.You can customize your logo,and the quantity is large. Pls check inventory and detailed info before placing your orders.