Add a serpentine twist to your ensemble with these sleek snake stud earrings from Forever 14K. Add a serpentine twist to your ensemble with these sleek snake stud earrings from Forever 14K. Length: 11 mm Backings: post Metal: 14k gold Finish: polished Nickel free Packaging: boxed Size: One Size. Color: Yellow. Gender: unisex. Age Group: adult.