Add a touch of feline charm to your look with this adorable luminous cat ring. Material: Copper Design: Features a sleek, slim band. Available in two styles: cute cat ears and paw print design. Luminous Feature: Glows in the dark, making it a unique and eye-catching accessory. Adjustable: Designed with an open back for a comfortable and adjustable fit. Style: Minimalist and versatile, suitable for everyday wear. Weight: Lightweight for comfortable wear. Open ring, adjustable, size for reference Women's rings are suitable for the United States Size: 6-7, the inner diameter is about 16.5-17.3mm Men's rings are suitable for US Size: 8-9, inner diameter is about 18.1-19mm The measurement method is not very accurate The above data are measured manually, there will be errors, for reference only Perfect for cat lovers or anyone who appreciates a touch of whimsy in their jewelry!