This Log Cabin Trim Tool designed by Jean Ann Wright, for Creative Grids®, creates perfect 4in finished Log Cabin, Half Log Cabin, and Courthouse Step blocks. · Made in the USA with high quality acrylic and precision measurements ensuring accuracy for your quilting, sewing, patchwork, and crafting projects. · Creative Grids® exclusive non-slip grip allows you to easily slide the trim tool over the fabric until positioned correctly. Then, when slight pressure is applied, the grip holds the trim tool in place, eliminating slipping while you cut. · Easy to read black and white markings. · Strip widths and center square measurements are printed right on the tool. · Each round of logs is trimmed to size before the next round is added making every block the same size when completed. · To trim, place the appropriate centering square on the ruler over the center square of the block and trim. · Comes with fully illustrated step by step instructions. · Scan the QR Code printed on the insert to view a how-to video of these features and to see the projects that can be made with this tool. Total Size: 4-1/2in x 4-1/2in Creative Grids® Rulers are made in the USA and sold through independent quilt shops as well as select online retailers. Creative Grids® products have a MAP/IMAP (Minimum Advertised Price/Internet Minimum Advertised Price) Policy. Please do not advertise them for less than the suggested retail price.