Curves The smaller the curve, the closer the cuts. For outward curves (convex) make little snips in the seam allowance up to the stitching. For inward curves (concave) cut little wedges in the seam allowance. Sharing is caring!Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)