Testing new sponge for plastic hobby machines

This new sponge is from sponge bar dot com. It's slightly different than the sponge strips I've used in the past. Here I'm testing it's performance on my Brother KX350.
Visit our new website here
free-4988452.w...
Ravelry store here
www.ravelry.co...
Our youtube channel is here
/ @theanswerladyknits