materail: polymer clay size: 6mm, size mentioned is in approx number, would be +-0.3mm in difference. if you have strict request on the size,pls contact us before purchasing. color: colors pls refer to pictures. pls be noted: #3 with gold powder that it’s better be used for earrings, the powder may take off for bracelet or necklace use, bead hole: 1.5-2mm length: 40cm (1"=2.54cm) listing is for 1 strands, need more quantity, pls feel free to contact us! On Sale, 6mm Mixed Colors Vinyl Beads, Multi Color Heishi Beads, Rainbow Polymer Clay Beads, #3 For Earring Only