Package Content 4 Pack 6mm, 12mm, 18mm and 25mm Bias Tape Maker, good quality, strong and durable, which is better to sew on.Advantage The sewing bias is easier on your sewing, for the fabric is stretchy and easier to work with when sewing curves and angles.Wide Application With this sewing bias accessory, which allows you to place your bias tape rounds without the fabric puckering, suitable for making a bracelet to glue the fabric, and other DIY projects.MaterialThis bias is made of high quality plastic material, ergonomic design, no harm to your hand.How to useHere is how to use it and for details, please see picture 2.1. Fold the top of the fabric strip 45 and move to through the bias bindings. Use an awl to help pass. 2. Pull out the fabric strip, keeping both sides of the fabric strip symmetrical, then r flatten it with an iron. Features -- The bias is ideal for achieving a neat finish, very useful and comes in several sizes of 6mm, 12mm, 18mm and 25mm for different fabrics. -- Precision tools that fold fabric fast and easy. do some finishing and iron. --- Bias braces are easy to store and carry. Package Includes 4 Pcs Bias Devices