Sequins are beads used for decorative purposes. They are commonly used on clothing, jewelry, bags, shoes and lots of other accessories. When King Tut's tomb was discovered in 1922, gold sequinlike disks were found sewn onto the Egyptian royal's garments.
When Michael Jackson performed 'Billie Jean' in 1983, he wore a black sequin jacket along with his iconic rhinestone glove. And when he met the president of the United States in 1984 he wore a military-style, sequin jacket.