These adjustable rings for women are made from 925 sterling silver, ensuring they are lead-free, nickel-free, and hypoallergenic, making them ideal for sensitive skin. The ring measures 20.2 * 21.6 mm and can be adjusted from US size 6 to 8 by carefully opening or closing it to fit different fingers, including the thumb. The elegant silver open ring is versatile and easy to pair with various outfits, perfect for everyday wear or special occasions like parties, dates, or graduations. To maintain its shine, clean it with soap and warm water or an ammonia-based glass cleaner, then rinse and dry it for a sparkling finish. We are committed to providing high-quality fashion jewelry and excellent service. If you have any issues with your sterling silver ring, contact us anytime, and we will assist you within 24 hours. If unsatisfied, we offer an unconditional refund.