One Pack Includes - 12 ring guards for loose rings, a silver polishing cloth, and instructions. There are two different sizes: 2 and 3 mm in diameter. box not included Spacers have a hoop design and are made of soft TPU material. Adjusters reduce rings by two ring sizes at the most. Sizers fit both men’s and women’s rings Ring Sizers For Loose Rings Are Perfect - For those whose ring size fluctuates from season to season, or whose finger is a lot slimmer than the knuckle. A ring guard is a must-have for anyone who lost some weight or simply bought the wrong size. Ring spacer is beneficial because it is easy to put on, is comfortable, and does not damage the ring Super Easy To Use - Place the first hoop around the bottom of the ring and twist it to secure. Wrap the spacer to form more loops. Use as many as you need. Cut off the excess. It can be easy to use too many hoops, making the ring tighter. Tightener is easy to apply, is completely invisible, and can even connect multiple rings Keep Rings Safe & Secure - The ring adjuster for loose rings only temporarily changes the size, making the ring smaller without resizing and damaging it. Jewelry ring size adjuster is a great choice for your wedding and engagement rings. With this ring resizer you can feel secure your rings will not slip off by accident Safe For All Skin Types - Ring spacers are gentle and soft. They are perfect for those who have sensitive skin. They do not move around