Salvatore Ferragamo Sunglasses. Series number: SF942S. Color code: 007. Size: 61. Shape: Butterfly. Lens Width: 61 mm. Lens Bridge: 17 mm. Arm Length: 145 mm. 100% UV protection. Non-Polarized. Frame Material: Acetate. Frame Color: Black. Lenses Type: Grey Gradient. Rim Style: Full-Rim. UPC/EAN code: 886895413909. Salvatore Ferragamo Grey Gradient Butterfly Ladies Sunglasses SF942S 007 61.