Description:Material: Stainless Steel. Allergy free, non-toxic Cool design, great ear accessories Easy insertion and removal, Back screw hollow ear plugs for body piercing. Comfortable to wear, these are perfect for a wedding, special occasion ,party and so on.Size Chart:6mm Height: 45mm / 1.77inchWidth: 11mm / 0.43inch Circle Diameter: 12mm / 0.47inch Pulley Diameter: 10mm / 0.39inch8mm Height: 46mm / 1.81inchWidth: 11mm / 0.43inch Circle Diameter: 14mm / 0.55inch Pulley Diameter: 12mm / 0.47inch10mm Height: 46mm / 1.81inch Width: 11mm / 0.43inch Circle Diameter: 14mm / 0.55inch Pulley Diameter: 14mm / 0.55inch 12mm Height: 48mm / 1.89inch Width: 10mm / 0.39inch Circle Diameter: 17mm / 0.67inch Pulley Diameter: 16mm / 0.63inch14mm Height: 50mm / 1.97inch Width: 10mm / 0.39inch Circle Diameter: 18mm / 0.71inch Pulley Diameter:18mm / 0.71inch16mm Height: 52mm /2.05inchWidth: 10mm / 0.39inch Circle Diameter: 20mm / 0.79inch Pulley Diameter: 20mm / 0.79inch18mm Height: 55mm / 2.17inch Width: 10mm / 0.39inch Circle Diameter: 23mm / 0.91inch Pulley Diameter: 22mm / 0.87inchPackage Includes:1 Pair of Ear ExpenderNote:Please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item. Also please allow a slight difference in size which may be caused by manual measurement.