Mettler Metrosene All Purpose Thread is ideal for all kinds of fabrics, including cotton, synthetics, mixed fabrics, linen or silk. It produces a beautiful and durable seam, whether sewn by hand or machine. Colors include #0078 Twine, #1222 Sandstone, #0975 Apple Seed, #0825 Navy, #0350 Summer Sky, #0271 Winter Frost, #0411 Mystic Grey, #1140 Sterling, #4000 Black, #1423 Hot Pink, #0503 Cardinal, #0120 Summer sun, #1412 Lemon Frost, #1095 Spanish Moss, #0224 Kelley, #1091 Deep Aqua, #0406 Mystic Ocean and #2000 White. 100% Mercerized Polyester. Size 40 (Tex 30). 3 ply. 164 yard per spool. 18 pc.