Each, USA made, spool of Harmony Quilting Thread is made of the finest Egyptian long-staple cotton. These bright and energetic threads are variegated in one inch increments. Mercerized cotton is soft and smooth with minimal lint, allowing for more time sewing and less time cleaning your machine. Perfect for hand quilting as well as home machine and longarm quilting. Harmony Quilting Thread resists wear caused by washing, abrasions and chemicals. Each spool contains five hundred yards of forty weight thread. Available in thirty-one colors.