4mm Thick Transparent, Good fabric visualization while quilting.Practical gifts: the Quilting Templates is practical to use for designing different kinds of quilts , which can be cheerful gift for your friends, parents, grandparents, tailor or sewing projects lovers in your life, which is sure to win their preference.Easy to use: Simply set in place with the correctly installed sewing machine ruler foot and follow the template for a fantastic tessellating pattern. Spin the template 180 degrees after every complete pass.Useful acrylic ruler: Free-Motion Template works well with any ruler foot that can fit both 1/2 inch and 3mm template thickness.Nice material: Acrylic material.Baby quilts can be made easily in just a few hours. This tool makes it much easier to create this look without running into a corner incorrectly or overlapping accidentally. No need to mark the sandwich or remake quilting mistakes.Colour: transparentMaterial: acrylicPackage Contents:1 * Quilting Templates RulerOnly 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.