Find the John Bead Terra Intensive 10/0 Czech Glass Seed Beads, 500g at Michaels.com. Czech glass seed beads are some of the highest quality and most uniformly sized beads in use today. Great for bead weaving techniques that require multiple passes of thread through each bead, these top-quality glass seed beads are ideal for DIY projects such as sewing, jewelry making, weaving, necklaces, bracelets and earrings.