Marc Jacobs Eyeglasses. Series number: MARC 5910. Color code: J5G. Shape: Butterfly. Lens Width: 57 mm. Lens Bridge: 17 mm. Arm Length: 145 mm. Frame Material: Metal. Frame Color: Gold. Lenses Type: Demo. Rim Style: Full-Rim. UPC/EAN code: 716736702452. Marc Jacobs Demo Butterfly Ladies Eyeglasses MARC 5910 J5G 57. Manufacturer’s Packaging Included. Packaging Size And Color May Vary.