Mettler Silk Finish Cotton Thread is a top quality mercerized cotton thread with a silk-finish, it is soft and lustrous, shrink resistant and safe to iron. This thread is colorfast and fade resistant, boil proof, and ideal for quilting, sewing or matt embroidery. 100% Long Staple Egyptian Cotton. 50 weight. 2 ply. 164 yard (150 meter). #0326 Baguette.