The Feltworks brush-like Needle Felting Mat enables smooth and easy needle felting. Usable with any of our needle felting tools. Simply place your base fabric on top of the mat, then place your felt motif or roving on top of the base fabric. Hold the felting needle upright and poke up and down until the felt motif or roving and the base fabric fibers mesh together. 3.5" x 4.5" / 8 cm x 11 cm.