Easy to Use: There is a powerful suction magnet behind the magnetic seam guide. You just need to place it on the sewing machine to easily sew and hem the fabric. Quality and Sturdy: The high-quality and sturdy magnetic seam guide requires no sewing experience and is a good helper for people with no sewing knowledge. Precise Stitching: The powerful magnetic seam guide does not easily deviate from the direction and can efficiently sew straight or curved stitches. It is an essential sewing machine accessory for professional garment makers and home seamstresses. Compatibility: Universally compatible with all old domestic or industrial sewing machines. Multifunctional: Can be used as a seam guide, hem guide, positioning guide, anti-curling and edge protection.