3mm Cup Sequins Gold Shiny Metallic Made in USA Size and pack specifications: 3mm is approximately 1/8 inch. 1,250 sequins per pack. Metallic materials have a shiny metallic surface. They have a polished metal look and are a very traditional sequin material. The metallic sheen gives the material an almost "mirror" appearance. These beautiful sequins are produced from high, quality, vibrant material for sparkle and shine. Made in USA. Medium hole size. Perfect for clothing embellishing, ornaments, costumes, display and art projects.