This thread works great for hand and machine quilting. Wonderful in the long arm machine too. As all these cottons are Hand-Dyed, they are highly decorative. Use them in full confidence to give Beauty to your project with threads that never bleed!*** Valdani"s Mission is to promote Excellence in textile arts, by offering their customers 100% Guaranteed Colorfast Hand-Dyed Threads of Highest Quality, in Customized Designer Colors. They are committed to manufacture the Valdani threads through highly-skilled artisan craftsmanship that ensures lead-free, environmentally-friendly products, to help preserve Nature at its best.