I have two Simply Shammies to clean my stamps. One is in the work space I am in every day (and I use it every day) and the other is where I film my videos, not used as often. I discovered the less used one developed a little mold around the edges. The case I store it in was closed completely shut and had no air
circulation.
I had a question about mold on their Shammy recently and thought others may have this concern too. I decided to give my Shammy a cleaning and report it to you. This cleaning was done on my own, not with any instructions from Stampin' Up, who does not provide cleaning instructions.
I know my Shammy looks awful, but that means it's well used. Staining is supposed to happen. Every once in a while, run water through the Shammy and squeeze until the water runs clear. Staining will be left behind, but it will clean all your stamps. The Shammy is my favorite stamp cleaning method (because it's so easy - wipe your stamp on the shammy once or twice and the stamp is clean of ink).