Feature:1. Universal Compatibility 8 different sizes,there is always one that can meet your needs. Reduce ring 0.5-1 size,fit well for ring width from 1-10mm. Suitable for both Men and Womens rings, even for Big Knuckles.2. Insert-Based DesignThe insert-based design provides the ring size adjuster mold to the curves of the ring band and the buckle can keep the adjuster stay well on the rings.Its also a solution for fingers with knuckle problems, easy to use, and never to worry about scratching rings or retaining moisture.3. Durable and ComfortableMade of Silicone, which is much softer than PVC, is abrasion and oil resistant, and has good elasticity.Make your ring sit snug to the fingers without pinching your skin.4. Invisible Transparent ColorThe transparent material does not detract from the beauty of the rings, you even cant feel it"s existence.5. Additional Polishing SticksDouble-side polishing sticks Greenside is for scratch removal and the white side is for extra fine polishing.Great for polishing Gold, Silver, Copper, Jewelry, Watch, Nail and etc. Notice: Overuse may wear rings.Material: Soft SiliconeColor: ClearSIZE CHART:XXS:2 MM, Fit Ring Width 1-1.5mmXS: 3MM, Fit Ring Width 1.5-2.5mmS: 4MM, Fit Ring Width 2.5-3.5mmM: 5 MM, Fit Ring Width 3.5-4mmL: 6MM, Fit Ring Width 4-5mmXL: 7MM, Fit Ring Width 5-7mmXXL:8 MM, Fit Ring Width 7-8mmXXXL:9.5MM, Fit Ring Width 8-10mmQuantity: 8Pcs( Includes different sizes, as the picture show).Note:1. Please allow a 1-3cm error due to manual measurement. pls, make sure you do not mind before you bid.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!