If you are looking for designer sunglasses, here is a link to buy at a huge discount:
The polycarbonate lens is light-weight, flexible, and virtually shatterproof, and are available in Amber, Gray, Sunrise, and Vermillion. The CR-39 lens is also light-weight and durable, and comes in the same four colors as the polycarbonate. The glass lens is lighter and thinner than the average glass lens. It is available in Gray, Blue Mirror, Copper, and Green Mirror. The Costa 580 is Costa Del Mar’s premium collection. It is only offered in glass, but nearly eliminates all glare.
All Costa Del Mar Sunglasses have a life-time warranty and are manufactured in Daytona Beach, Florida.