Sulky Cotton Thread Petites is premier quality, long staple, highly mercerized Egyptian cotton which is 40% thicker than 30wt. Ideal for quilting, thread lace, bobbin work, thread painting, red work and more. This thread has a matte finish, can be used in machine or hand sewing and can be either machine washed or dry cleaned. Remember that 1 strand of 12wt. cotton equals 2 strands of the typical floss and a 50-yard spool equal 2 skeins of floss, so you get more for your money. Color numbers are: 1039, 1238, 1549, 1283, 1149, 1005, 1035, 1096, 1814, and 1096.Details:Includes assorted colors12 wt.50 yd. per spool10 colorsCan be either machine washed or dry cleanedHighly mercerized Egyptian cotton