Smocking is a style and design method to control the fullness in a very bit of fabric, with lovely embroidery stitches. To carry out smocking, regular gathers (or pleats) are taken on the fabric with very long stitches over the back and very tiny stitches while in the entrance. Wow! https://rubbercoveredyarn68900.total-blog.com/smoking-thread-for-dummies-57096519