Dry Felting Sponges: the Double Needle Technique

Once you have become practiced in the realm of needle felting sponges, you will probably find the process to be a little tedious and quite time consuming. Of course, this comes with the territory, and as hobbyists we embrace it whole heartedly. But here is a little tip I figured out that will increase your efficiency. It is similar to the idea behind a needle felting pen, but as we know, those are too bulky for the kind of work often required by the unique shapes of sponges. 
Enjoy!