Enough quantity to your daily use or replacements, you can also take them as backupSewing machine accessories: these sewing machine seam gauges can make your stitches well, even along straight edges, a practical helper in sewing a straight line or circle line, and help organize the fabric for straighter, more exact, uniform seam linesWide range of applications: sewing magnetic guide are suitable for most kinds of industrial sewing machine, clothing industry and domestic sewing work, etc., which can meet your multiple needsDurable to use: the material of the magnetic seam guide is magnet and metal, the powerful built-in magnet permits mounting and dismounting, more powerful magnets, fixed more firmly, reliable guide for setting seam allowances and sewing straight lines, durable to serve you for long timePractical gift: our sewing gauge magnetic guide mg1 is practical gift for your family members or friends who love sewing, the magnetic seam guide will help you achieve the seam each time you use your sewing machineColour: Silver + BlackMaterial: metalSize: 52 x 22 x 6mmPackage Contents:6 x Sewing Machine Seam GaugeOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.