The Singer Buttonholer 489500 Complete Set is a high-quality sewing accessory designed for Singer sewing machines. Made in the USA, this set includes a variety of templates and a convenient case for easy storage. The buttonholer attachment allows for perfectly round buttonholes, making it an essential tool for any sewing project. With the trusted Singer brand and compatibility specifically for Singer machines, this set is a reliable and practical addition to your sewing studio. Comes from a smoke-free pet free home.