Material: Made of high-quality metal and hard plastic, the structure is firm and stable, and it is not easy to break or damage, so it can be used for a long time. Packaging includes: 2 pieces, each with a size of about 3.7*3.5 cm /1.45*1.37 inches. Design: The adjustable blind sewing feet are professionally designed for blind sewing, which is very suitable for edge sewing, lace and fabric edge connection. Adjust the screw to make the sliding guide close to the hem of the cloth to meet your needs. Improve the practicality of users and bring good and convenient use experience. Advantages: The metal guide rail in the center of the blind sewing foot makes the fabric close to the foot to ensure accuracy and help prevent unnecessary sliding. In addition, the seam width also changes. Widely used: Suitable for all low-handle snap-on Singer* (some singers need low-handle adapters), Brother, Babylock, Euro-Pro, Janome, White, Juki, New Home, Simplicity, Necchi and Elna sewing machines (not suitable for old-fashioned pedal sewing machines, industrial sewing machines and mini sewing machines, etc.).