MCM Sunglasses. Series number: MCM715SA. Color code: 001. Shape: Butterfly. Lens Width: 57 mm. Lens Height: 52 mm. Lens Bridge: 20 mm. Arm Length: 145 mm. 100% UV protection. Frame Material: Acetate. Frame Color: Black. Lenses Type: Grey. Rim Style: Full-Rim. UPC/EAN code: 8809735045261. MCM Grey Butterfly Ladies Sunglasses MCM715SA 001 57.