-Magnetic Seam Guide -Measures about 2 1/8" long x 7/8" wide -Size Large -Enables Stitching Perfectly Even Seems -One Piece Magnet (Made of Special Unbreakable Composition) -Left or Right of Pressure Foot -Adjusts for different Seams -Can be used Anywhere on Metal Machine -Works on majority of any industrial or home machines with metal bed or plate Magnetic Seam Guide/Cloth