Thread > Mettler > Mettler 7633 Polyester Metallic With Mettler's Silky Sheen Metallic embroidery threads you'll be well on your way to fine or full embroidery motifs. Mettler does both to perfection - on batiste, tulle, cotton, linen, toweling, and much, much more. You'll be dazzled by their quality and shine. The special dye technology gives our embroidery yarns maximum fastness. So Mettler colors last for years!