Rainbow set of Sulky Solid Cotton Thread - 12wt.; 11 spools totalEnjoy this gorgeous spectrum as you play with these lovely threads! These solid threads are a treat to work with. They glide through fabric well and have a nice sheen. The strands are about the thickness of two strands of embroidery floss and are ready to use as is! This thread is long staple, 100% Egyptian cotton. Can use to sew with by hand or use as a topstitch thread in a machine (a denim size 16 or topstitch needle works best). While the thread