Set include 8 sizes plug-in invisible ring adjuster, 2 pcs for each size, 16 pcs in total. 4 packs EVA foam ring size adjuster, colors include black, white, gray, yellow. 4 sizes spiral silicone tightener, 2 pcs for each size, 8 pcs in total. 1 ring size measuring tool, 1 polishing cloth, 1 stainless steel tip scissors, 1 plastic box. Fits Most Rings: Fits ring widths from 1mm to 10mm, suitable for women's rings and men's rings (even wide men's rings). This ring size adjuster is specially designed to hold your ring. this ring adjuster is waterproof, it's waterproof! When your ring fits perfectly, you never have to worry about losing it again in everyday life. 2 sets / 16 * plug-in size adjusters 2 pcs each size : XXS/2mm,XS/3mm,S/4mm,M/5mm,L/6mm,XL/7mm,XXL/8mm,XXXL/9.5mm) Colour: Silver Material: Metal Package Contents: 1 set * Spiral ring size adjuster Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 2 sets / 16 * plug-in size adjusters 2 pcs each size : XXS/2mm,XS/3mm,S/4mm,M/5mm,L/6mm,XL/7mm,XXL/8mm,XXXL/9.5mm) this ring adjuster is waterproof, it's waterproof! When your ring fits perfectly, you never have to worry about losing it again in everyday life. Fits Most Rings: Fits ring widths from 1mm to 10mm, suitable for women's rings and men's rings (even wide men's rings). This is specially designed to hold your ring. Set include 8 sizes plug-in invisible ring adjuster, 2 pcs for each size, 16 pcs in total. 4 packs EVA foam , colors include black, white, gray, yellow. 4 sizes spiral silicone tightener, 2 pcs for each size, 8 pcs in total. 1 ring size measuring tool, 1 polishing cloth, 1 stainless steel tip scissors, 1 plastic box.