Instant purchase OK! Simple yet impactful shine with the double ring design. Features a stainless steel flat anchor chain, with a chain length of 50cm. The double ring has an outer diameter of 22mm and an inner diameter of 18mm. The material is corrosion-resistant stainless steel, which is water-resistant and helps prevent metal allergies. Looks great in any situation. How about matching it with gold? [Metal Allergy-Friendly] The material is 316L surgical stainless steel. This stainless steel is used in medical scalpels, making it less likely to cause allergies. It is also resistant to rust and discoloration, maintaining its beauty, and is used in luxury watches. Recently, it has become the most 주목받는 new material in the jewelry industry because it is harder than gold and silver. Color: Black & Silver #rossi Accessories List is here