★ 60% polyester embroidery thread + 40% metallic yarn, 200 yards / bobbin ★ 32 different vibrant colors, suitable for most embroidery machine, such as Brother, Babylock, Janome, Kenmore ★ Thread with metallic luster, makes embroidery brilliant ★ Perfect for home embroidery machine at 600 SPM;Please try adjusting the tension to make sure the thread works well with your embrodiery machine. ★ Wrap the spool of thread before embroidering with the thread net, so that the thread does not get tangled.