Hammerhead Shark Ring Design: Inspired by hammerhead shark, shark is the dominator of the sea, signifying great strength and determination to move forward. The opal shark ring is a perfect combination of opal and shark, a perfect accessory for shark week. Shark Ring Material: Made of 925 sterling silver, which is nickel-free, lead-free, cadmium-free and hypoallergenic, especially for those with sensitive skin. The sterling silver shark ring is comfortable to wear and not harmful to health. Shark Ring for Women Size: Available in size 7 for selection. You can be adjusted 6 to 9 size to fit different finger sizes. Shark Gifts: The shark jewelry comes with a jewelry box . It is a perfect gift for wife, mum, family members and friends on Birthday, Valentine's Day, Anniversaries, Mother's Day, Christmas, Thanksgiving Day and so on. Considerate Service: We strive to provide the high quality jewelry and service to our valued customers. If you have any questions about this item, please feel free to contact us. We will do our best to ensure you have a pleasant shopping experience.