Description: Material: Stainless Steel. Allergy free, non-toxic Cool design, great ear accessories Easy insertion and removal, Back screw hollow ear plugs for ear piercing. Comfortable to wear, these are perfect for a wedding, special occasion ,party and so on. Size Chart: 6mm Height: 45mm / 1.77inch Width: 10mm / 0.39inch Circle Diameter: 12mm / 0.47inch Pulley Diameter: 10mm / 0.39inch 8mm Height: 48mm / 1.89inch Width: 11mm / 0.43inch Circle Diameter: 14mm / 0.55inch Pulley Diameter: 12mm / 0.47inch 10mm Height: 48mm / 1.89inch Width:11mm/0.43inch Circle Diameter: 14mm / 0.55inch Pulley Diameter: 14mm / 0.55inch 12mm Height: 48mm / 1.89inch Width: 11mm / 0.43inch Circle Diameter: 16mm / 0.63inch Pulley Diameter: 16mm / 0.63inch 14mm Height: 52mm / 2.05inch Width: 11mm / 0.43inch Circle Diameter: 18mm / 0.71inch Pulley Diameter: 18mm / 0.71inch 16mm Height: 54mm / 2.05inch Width: 11mm / 0.43inch Circle Diameter: 21mm / 0.83inch Pulley Diameter: 20mm / 0.79inch Package Includes: 1 Pair of Ear Expender Note: Please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color of the pictures and the actual item. Also please allow a slight difference in size which may be caused by manual measurement.