Round Bead Assortment - 4mm. Dress up your jewelry accessories with an assortment of bright and bold colors. With a wide range of rainbow hues, these round cut glass beads will be a creative craft supply to have on hand for embellishing all of your jewelry (bracelets, earrings, necklaces) or other craft projects. (500 pcs. per unit) Assortment and hole sizes may vary.