Universal Fit: This set includes 8 adjustment rings in 8 different sizes. Insert the ring insert into the ring to reduce the size and keep the ring securely on the finger without losing the ring. You can shrink the ring by 0.5 -1. Fit ring width 1-10mm. Fits men's and women's rings, even big knuckles. Smart Design: The ring adjuster is inserted into the ring and securely attached to the ring.Invisible Clear: The clear material means the setting is invisible and does not spoil the beauty of the ring.Durable and Comfortable: Made of soft silicone, wear-resistant, oil-resistant and elastic.PROTECT RING AND FINGER: In addition, ring inserts can relieve knuckle pressure problems and prevent rings from being squeezed by the skin, such as in soapy water or dishwater. Specifications:Color: transparentSize: 10.0cm*8.0cm*1.0cmMaterial: Plastic/Resin Package Included: 8*Adjustment Rings Note:1. Please allow a little error due to manual measurement. Please make sure you do not mind before bidding.2. Due to different monitors, the color may vary, please understand. Note:Hello, please pay attention to your shipping address when purchasing the product. If your receiving information (eg: name, street, street number, doorbell/email with no name, etc.) is incorrect, the order will not be delivered correctly.)