Clover Needle Felting Refill Heavy WeightHeavy weight needles ideal thick needles for appliqueing knit fabrics. 5 pieces per package with a case for safety. Exclusively for use with the Needle Felting Tool Caution: Never use the needles outside of the Needle Felting Tool. They might break or splinter causing injury. Please read "How to replace the needles" inside. Pay close attention to the points of the Needle Felting Tool needles; they are very sharp.