This vintage buttonholer is a rare find for any sewing enthusiast. It comes in a vibrant red plastic storage case that adds a pop of color to your sewing essentials collection, of which makes this item rare only because of the type of storage case. The unit type is a single piece and is compatible with White brand sewing machines. This accessory is perfect for creating neat and professional-looking buttonholes in your sewing projects. The buttonholer is a type of sewing machine accessory and was manufactured in the United States. This product is a must-have for crafters and sewing machine enthusiasts who are looking for ways to improve their sewing skills.