Package contents: You will receive 8 pcs invisible ring size adjusters. Enough to satisfy your various needs for adjusting the rings..Proper Size There are 2pcs 3.5mm thick round ring size adjuster, 2pcs 3.5mm thickness flat adjuster, 2pcs 5mm thick round adjuster, 2pcs 5mm thick flat adjuster. Each measures approximately 10cm long. You can freely adjust the size to fit your fingers..Premium material: Our ring size adjusters are made of high quality silicone, flexible and smooth, not easy to pierce and wear easily.They have good durability and you can use them without worry..Easy to use: you only need to deform the ring size adjuster around the loose rings and fill the spacing between your finger and ring to prevent loss. The soft and smooth ring size adjusters are comfortable to wear and transparent appearance does not impact beauty..Wide application: with different specifications and transparent design, the ring size adjustment set is widely suitable for loose rings, wedding rings and so on for women and men.