Armani Exchange AX4154SU Universal Fit sunglasses are a must-have for anyone looking to add a touch of style to their outfit. The square shape and standard size make them easy to wear with any look, while the brand's signature logo adds an extra touch of sophistication. The partly bio-based nylon fiber fronts and temples are 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.