The Janome Extra Large Buttonhole Foot and Stabilizer Plate is designed for 9mm machines, perfect for creating buttonholes for buttons 1″-2″ (25-50mm) in diameter. This foot helps handle uneven layers and various fabrics with ease, ensuring smooth feeding. Ideal for thicker materials like jeans, wool, or stretch fabrics, the stabilizer plate works with the Buttonhole Foot R to create precise, even buttonholes. The plate also features fabric alignment markings for neat buttonhole placement. Compatible with any Janome machine that creates automatic buttonholes.