Feature: Universal Compatibility 8 pieces in 8 different sizes, there is always one can meet your needs. Reduce ring 0.5-1 size, fit well for ring width from 1-10mm. Suitable for both Men and Women's rings, even for Big Knuckles'. Insert-Based Design Insert-based design provides the ring size adjuster mould to the curves of ring band and the buckle can keep the adjuster stay well on the rings. It's also a solution for fingers with knuckle problems, easy to use, never worry about scratching rings or retain moisture. Durable and Comfortable Made of Silicone , which 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. Invisible Transparent Color The transparent material does not detract from the beauty of the rings, you even can't feel it's existing. Additional Polishing Sticks Double-sides polishing sticks Green side is for scratch removing and 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 Silicone Color: Clear SIZE CHART: XXS:2 MM XS: 3MM S: 4MM M: 5 MM L: 6MM XL: 7MM XXL:8 MM XXL:9.5MM Quantity: 8Pcs( Includes different sizes,as picture show). Note:1.Please allow 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 Package includes: 8Pcs x Ring Size Adjusters. includes 1 Pc XXS:2 MM 1 Pc XS: 3MM 1 Pc S: 4MM 1 Pc M: 5 MM 1 Pc L: 6MM 1 Pc XL: 7MM 1 Pc XXL:8 MM 1 Pc XXL:9.5MM