4mm sequins. Made in USA. 1250 sequins per pack. Size and pack specifications: 4mm is approximately 1/6 inch. 1250 sequins per pack. Crystal rainbow iris materials are clear with a finish on the surface that reflects like with multi colored hues. As it moves it takes on different hues and colors over the base color. Available with colored transparent base and a crystal clear base. Super shiny material has a high gloss finish. 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.