Replica Plating Cylinder

This is a replica plating cylinder designed to fit standard 100 mm bacteriological petri dishes. Place an autoclaved piece of felt over one end, hold in place with an elastic, and replicate your plates. Can be sanitized by wiping with ethanol, or exposing to chloroform vapour.

What isw replica plating? https://en.wikipedia.org/wiki/Replica_plating#:~:text=Replica%20plating%20is%20a%20microbiological,from%20a%20primary%20plate%20(or