Part of the Acorn Precision Piecing System that offers a new, easy way to piece and press your quilt blocks more accurately, resulting in flatter seams, matched points, and square corners. Use the Seam Align Glue instead of pins in the seam allowance. The glue quickly sets with an iron. Gentle hold, water soluble, fabric safe and non-toxic. 4 oz container with precise applicator. #AP10064 #fabricglue #seam #align #acorn