Miyuki 8/0 seed beads, also called rounds or rocailles, are small seed beads. They are slightly bigger than the 11/0's, only 3mm in outer diameter with a 1mm hole diameter. Size 8/0 seed beads can be used for bead weaving stitches like flat spiral, right angle weave, or crochet, macrame and kumihimo weaving. There are 39 beads per gram so a 22 gram tube holds approximately 850 beads. The tube is 5 Inches long and 9/16 Inches wide. The individual beads measure: Length 3.1mm, Width 2.1 mm, Hole Size 1 mm. When you see size 8/0, then the number 8 means the amount of beads that fit in one inch. This means the lower the number of the seed bead, the larger the bead Disclaimers: 1) Color refers to that name used by the manufacturer for that item and not a gemstone/flower or other item 2) The photograph may not clearly reflect the exact color as listed due to the camera, the lighting and other factors such as your screen settings.