Features: Adopting a double/four ring rotation design, it can help alleviate stress and anxiety, providing a sense of relaxation and comfort. The ring can be folded and stored, making it very portable and easy to carry in a pocket or bag, ready to use at any time. Made of stainless steel material, durable and resistant to rusting or discoloration. The surfaces of the ring is finely treated, providing a smooth and comfortable touch without irritating the skin or causing discomfort. The ring design is simple and elegant, suitable for men and women to wear, showcasing a personalized and fashionable style. Suitable for giving as a gift to friends, family, or colleagues. Specifications: Material: Stainless Steel Style: 2 Rings/4 Rings Inner Diameter: 23mm/0.90inch Package Includes: 1x Rotating Folding Ring note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.