The thread shrinks but the fabric doesn't, resulting in a controlled puckering. The ensuing wrinkled result is beautiful and uses for it are limitless. No Unique iron or needles are necessary along with the embroidery is usually sewn on any type of embroidery machine. A single spool per pack. 220 https://martinatfpz.estate-blog.com/31651516/5-easy-facts-about-smoking-thread-described