PiercingJ Mens Womens 12g-00g-5/8 Gauge 20pcs Acrylic Screw Tunnel Ear Stretching Kit Plug Set You will receive 10 pairs mixed size acrylic screw tunnel gauge kit Gauge: 12g(2mm);8g(3mm), 6g(4mm), 4g(5mm); 2g(6mm); 0g(8mm); 00g(10mm); 1/2"(12mm),9/16"(14mm);5/8"(16mm)-2pcs for each size Tunnel height:10mm Durable but comfortable acrylic