The set includes 8 sizes of invisible ring adjusters, 2 pieces of each size, 16 pieces in total. 4 packs of EVA foam ring size adjusters, colors include black, white, gray, yellow. 4 sizes of spiral silicone tighteners, 2 pieces of each size, 8 pieces in total. 1 ring sizer 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 is waterproof. When your ring fits perfectly, you never have to worry about losing it again in everyday life. 2 sets / 16 * insert size adjusters 2 pieces of each size: XXS/2mm, XS/3mm, S/4mm, M/5mm, L/6mm, XL/7mm, XXL/8mm, XXXL/9.5mm) Color: Silver Material: Metal Package contents: 1 set * Spiral ring size adjuster Only the above package content, other products are not included. Note: Light shooting 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.