Metrosene Thread Gift Sets contain the most popular colors of premium quality sewing thread. This 18 pc. set of thread is ideal for synthetics, mixed fabrics, linen or silk. It produces a beautiful and durable seam. No tension regulation is necessary; optimal loop formation produces even sewing results. Colors include 778, 1222, 975, 825, 350, 271, 411, 960, 4000, 1423, 503, 120, 1412, 1095, 224, 1091, 406, and 2000.Details:Includes multiple colors150 m (164 yd.) each18 spools100% polyesterHeat resistantMachine washable and dry cleanable