【Magnetic Seam Guide】Magnetic design with built-in strong magnet placed on the throat plate of the sewing machine to achieve consistent seam width. It will perfectly guide the fabric through the thread you need during sewing 【Multi-functional】This Sewing Seam Guide can be used for positioning，hemming, straight line sewing, buttonholes, gathering stitches, and marking cloth patterns. 【 Easy to operate 】 This sewing machine guide rail is easy to install and disassemble. The sewing guide rail ruler can be firmly fixed on the sewing machine through magnetic attraction, saving time and improving work efficiency. 【Secure Placement】Buddy Sew Magnetic Seam Guide is crafted from high-quality stainless steel and magnets, it's perfect for edge protection, positioning, anti-curling, and more. 【Fits most machines】This sewing guide is suitable for various sewing machines, such as household sewing machines, overlock machines, etc. Ideal for both professional garment makers and home sewing enthusiasts. 【2 units】2 Pieces Sewing Machine Accessories of Guide Magnets