Salvatore Ferragamo SF2780 001 54X18X145 The SF 2780 eyeglasses are a part of the company's top-of-the-line collection which perfectly deals with your vision and fashion needs. They are high-quality because they are crafted from the finest Acetate using state-of-the-art technology. They are strong but light to the point that you might forget wearing them as you go through your everyday tasks.