Our 1.74 lenses are the highest index you can currently get on the market, without changing to a more expensive and rigid material. MarvelSpecs also now offers these lenses in Transitions Gray and Brown so you can see safely in the sun while you work or play. Browse our recommended selection below to find the right pair of glasses for you, and remember: Our customer service representatives are always on hand to answer any questions you might have, and to help you pick the right frame for your price and style.