*Product cannot to be sold on any 3rd Party site such as Amazon, Etsy, Ebay or any other 3rd Party sites, unless approved by the manufacturer.* Omnigrid's® best selling small square, this multi-purpose ruler is a must have for every quilter. Foundation piecers love it for trimming seam allowances and squaring up their finished blocks. It is a perfect template for 6'' finished blocks, common in baby quilts, because it includes a 1/2'' seam allowance.