Won't move or shift: Strong magnetic hold keeps this gauge in place for easy use, so you don't have to worry about going off-trackand. These can help you sew with longer lengths and heavy or fleece fabric.
Make straight or curved seams neat and perfect every time with these easy-to-use magnetic seam guides. They're a great help to beginners and for advanced sewing projects!
There are three colors for your to choose.
Package includes: 2pcs Orange Magnetic Seam Guide

First, measure out your seam allowance.
Then stick the magnetic seam guide for sewing machine to the right of the presser foot.
To remove it, simply pick it up or slide it off the edge.