How to Create Mitered Corners, by Sara Moskovitz
Added Nov 14, 2011
New York, New Yo...
With the wrong side of the fashion fabric facing up, use your ruler to mark your seam allowance line.
For this tutorial, I decided to make extra large seam allowances and used my OmniEdge Ruler by Omnigrid®, Tailor's Chalk by Dritz®, and Omnigrid® Mat (18" X 24") to draw a line marking the seam allowance line at 1 1/4" (inches).