Description Product Details Warranty Information Vivid 940 Crystal: A new hand made acetate style for men from Vivid Eyewear. Frame Material: Acetate with spring hinges Fit: Medium 51 18 140 xx Comes with: Companion Case, Cleaning Cloth, 1oz. Eyeglass Cleaner Free Shipping (USA) Frame Size: Medium (49-52mm) Bridge Width: 18mm Temple Length: 140mm Color: Crystal Shape: Square Material: Acetate Style: Full-Rim Spring Hinge: Yes newOptions: true 30-Day No-Hassle Guarantee