Miyuki Size 11 seed beads are glass beads from Japan. They are known for the uniformity in size, color and appearance.
Miyuki seed beads are often used interchangeably with Toho (another Japanese brand) seed beads. They have a slightly larger hole than Czech seed beads. Please do not confuse these with Delica beads, also made my Miyuki. Seed beads are round, while Delica beads are more tube shaped.
Size 11 seed beads are smaller than size 10. They are a popular bead for bead embroidery.