Features: Product information: there are 4 pieces invisible ring size adjusters in our package, providing you different choice, and meet your various needs in daily life. Spiral base design provides a long-lasting and fit for most rings, wrap easily around the back of any ring band. Comfortable to wear: these jewelry tightener resizer loose rings are soft to for touch and comfortable to wear, and you don'for t need to worry the ring adjuster would scratch your finger ring and lightweight, will not cause discomfort to your fingers. Suitable occasions: our DIY ring size guards help you adjust your loose rings easily, getting a fixed and well wearing experience. Suitable for women rings, men rings and other rings to prevent loosing or missing rings, also can be served as sticking tapes to deal with problems in life. Specifications: Material: Silicone Size:Approx.3mm/ 0.12inch; 5mm/ 0.19inch Package Includes: 4 Pieces/set Ring Adjusters note: Please allow 1-2cm errors due to manual measurement,pls 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.