The Salvatore Ferragamo SF789SP Sunglasses by Salvatore Ferragamo has many fabulous features. Full Rim glasses cover the lens on all sides. A full plastic frame that may contain some metal for structual integrity. The length of the temple pieces are 145 millimeters. The width of the bridge of this frame is 19 millimeters. A deep brown that does not have any red, orange or purple undertones. Black is the most common color seen in the dark. This item is eligible for prescription lens installation. Item ranges in price between $200 and $300. The eyesize of this item is 55 millimeters. This item is eligible for prescription lens installation and has a high enough vertical width for your bi-focal or progressive lens.