Description Product Details Warranty Information Zenspex 8031 Grey Crystal: This is a square style for men. A great TR90 frame. Frame Material: TR90 Frame Features: Long, 145mm temples. Skull temples which wrap to the side of your head. Fits wider than normal. "AF/UF Nose pads for flatter bridges. Very light weight. Less than 0.3 grams. Very durable and flexible. Hypoallergenic and anti-bacterial. Eco friendly. Fit: Medium Large... Fits wider than normal. 53 17 145 40 Comes with: Companion Case, Cleaning Cloth, 1oz. Eyeglass Cleaner, Cord retainer Free Shipping (USA) Frame Size: Medium Large (52-54mm) Bridge Width: 17mm Temple Length: 145mm Color: Grey Shape: Square Material: TR90 w/AF Nosepads Style: Full-Rim Spring Hinge: No, but Flexible Special Features: Ultra-light newOptions: true 30-Day No-Hassle Guarantee