These popular variegated threads from Sulky are a masterful blend of different colors within the same range of tone and intensity, with random, subtle color changes every 2-1/2 to 5 inches. Blendables add depth and dimension to freemotion embroidery, fashion sewing and home dec projects. Made of the highest quality, long-staple, 100% Egyptian Cotton on snap-end King Spools. Ideal for quilting, thread lace, bobbin work, thread painting, red work and decorative embroidery. Sulky Blendables, 500 yard 30wt. king size snap-spools, color #4032, Sulky Color: Iris.