Wide Application: This magnetic sewing guide is widely used in the clothing industry and home sewing work. It works well with most sewing machines on the market, improving the efficiency of garment making and helping to organize the fabric for straighter, more accurate, uniform stitching. Reliable Quality: The magnetic seam guide is made of magnet and metal. The extremely powerful built-in magnet allows for easy mounting and dismounting, no tools or screws needed. With the built-in magnet, this sewing guide can be fixed more steadily, helpful for setting seam allowances and sewing straight lines. Easy to Use: These powerful sewing machine accessories make it easy for you to mount and adjust this tool to any position on the metal throat plate, and it can also be easily removed or repositioned. It helps you sew a straight line or circular line to reduce mistakes and uneven stitching, and it certainly won't move or shift, durable for long-term use. Package Includes: You will receive 4 pieces of magnetic sewing guides, enough quantity to ensure your daily use or replacements. The smaller, angled magnetic sewing guide is a great aid for sewing beginners and perfect for curved seams, while the longer, straight MG1 strong magnetic gauge is more suitable for thick materials and perfect for long straight seams. Practical Gifts: Very convenient to use, these magnetic sewing guide gauges are a useful gift for your family and friends, especially for those who love to sew, so you can get a nice seam every time you use your sewing machine.