Description Product Details Warranty Information Geek Neptune Black: A aviator style from Geek Eyewear in hand made acetate. Frame Material: Hand Made Acetate with spring hinges Fit: Medium Large 54 19 145 xx Comes with: Companion Case, Cleaning Cloth, 1oz. Eyeglass Cleaner Free Shipping (USA) Frame Size: Medium Large (52-54mm) Bridge Width: 19mm Temple Length: 145mm Color: Black Shape: Aviator Material: Acetate Spring Hinge: Yes Style: Full-Rim newOptions: true 30-Day No Hassle Guarantee