A reinvented classic made partly with bio-based nylon fiber and partly bio-based lenses, AX4145SF Low Bridge feature a wide masculine silhouette and colorful inner temples with transparent temple details. Available in shiny and transparent tones with solid or mirrored lenses. The bio-based nylon fiber frame is made with parts of monomers generated by renewable sources. Armani Exchange sunglasses sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. Click on the Armani Exchange link above the product title to shop the entire Armani Exchange sunglass and eyeglass assortment.