Originally Posted by simplyme
Okay, what is a bobbin washer and why would you use then?
This is what the advertising says:
These small Teflon washers sit inside your bobbin case and help your bobbin thread glide smoothly and evenly while you quilt.
This completely eliminates backlash and bird's nests on the back of your quilt!
You can see them here:
http://www.keepsakequilting.com/productdetail/8248.htm