These Toho 11-0 seed beads are round, precision made glass beads made in Japan. Sold in a 6 inch tube with approximately 28gms of beads. There are about 110 Japanese 11-0 seed beads per gram. Seed beads are ideal for use in bead weaving and bead embroidery. 11-0 seed beads are 1.8mm diameter beads.