The butterfly shape design feature a full rim acetate and stainless steel frame. This model is available in three different color combinations and sizes. Butterfly shaped prescription glasses in beautiful transparent colors. Made of hand polished acetate combined with stainless steel temples. Each acetate frame is hand polished with the polishers personal seal of quality. They are produced exclusively for Gtti by a leading manufactory in Austria. The acetate is combined with stainless steel temples, which are produced in our own factory in Switzerland. The result is a very flexible and comfortable frame. Gtti is a famous brand of accessories from Switzerland. Quality is a central element of the brand production process. The eyeglasses are manufactured according to a very strict choice of material, which guarantees the safety and durability of the products. All optical models bring an interesting accent to everyday style and fill life with color, style, and lightness. The Switzerland collection is characterized by discreet colors, street style, and youthful spirit. It combines conciseness and interesting design solutions. Gtti eyeglasses will help you create a modern look with a casual style, thanks to a combination of classic shapes and expressive colors. The Switzerland collection contains the best stylish combinations of eyeglasses from various materials, which will allow you to quickly and unproblematically make your choice. A delightful color palette, reliability, and quality are the reasons to choose accessories from Gtti.