Composed of one freshwater fireball pearl in natural white color, 14 karat gold filled components, durable gold nylon string and black spinel gemstones. Each fireball pearl is unique and different. Variations in pearl size, color and shape will occur making your piece one-of-a-kind. Nickel free. Suitable for sensitive skin. Adjustable size. Handcrafted in our Berkeley based studio. Comes with a gift box.