Whether you're a beginner or a pro, the addiStopper will come in handy when using the addi Express or addi Express King Size knitting machines. With these stoppers, you can easily increase or decrease stitches on a flat piece, giving you the flexibility to create all sorts of patterns and designs. And because there are two per box, you can keep one at home and take the other with you on the go. So don't wait - grab a set of addiStoppers today and see how much fun they can make your knitting projects!