★ 4 SHINY AND GLITTERY GOLD+SILVER COLORS - The luster and shine of metallic embroidery thread will bring fantastic effects to all sort of your embroidery projects, which makes your design to be very Noble and Royal. Metallic threads are used a lot in the emblem and uniform embroidery, as well as decorative and ornamental embroidery on elegant clothing. | ★★★ TIPS OF WORK WITH METALLIC THREAD – Considering metallic threads are a little tricky than normal embroidery threads, please use Topstitch Machine Needle with large eye to prevent stripping, the suggested is SCHMETZ Topstitch 80/12 or 90/14 and Organ HAX1 SP 80/12 or 90/14; if you meet tangled problem during embroidery, please put our thread net outside of the spool; adjust the tension of machine, until you can pull the metallic thread on machine smoothly; lower the speed of stitches to ≤600. | ★ EXCELLENT TENSILE STRENGTH - Made from extra strong polyester core and coated with metal foil, our metallic thread has lower risks of breaking or fraying, Elasticity and Tenacity of polyester also reduces risks of looping and puckering of Metallic Embroidery Machine Thread. | ★ PERFECT WEIGHT & LENGTH - Each spool has 40 WT and 500M(550Y) length, which makes these spools of Metallic Embroidery Machine Thread ideal for all sort of your embroidery projects. | ★ WASHABLE AND RESISTANT TO TARNISH - Your embroidery designs with our metallic thread can be washed by hand and machine. But we suggest to gently wash them in water temperature lower than 95℃ within 15 minutes, and avoid dry friction.【New Brothread always think what you think, do what you do, love what you love.】