These Acrylic stretchers come in different colours gauges and Widths and are used to
gradually expand the hole in your ear.
The approximately sizes are.

2mm x 16mm
3mm x 19mm
4mm x 22mm
5mm x 23mm
6mm x 24mm
8mm x 26mm
10mm x 40mm
12mm x 41mm

Please note these are sold individually so if you want a pair order 2.