Superior Threads MasterPiece #50/3-Ply Quilting Thread 600 yds Spool Set; 4 Spool Light Neutral Colors 124-01-LIGHT-SET Price is for 1 Set of Light Neutral Colors (4 Spools each with 600 yards) of Superior Threads MasterPiece by Alex Anderson #50/3-Ply Quilting Thread; includes colors 151, 152, 153, 156 MasterPiece by Alex Anderson is made from Extra-Long Stable Egyptian-Grown Cotton Ideal for piecing, hand and machine applique, detail quilting, bobbin thread, and lacework; very smooth with virtually no lint and lies flat and does not pucker at the seams Home Machine: #80/12 Topstitch. 2-ply; set upper tension to 2.0. (3-ply should be fine without tension adjustments) Longarm Machine - #16 (MR 3.5); loosen upper tension as necessary