Seed Beads 11/0 Colorful Glass Seed Bead Mix SeedBeadExplosion A wonderful mix of colorful glass seed beads size 11/0. SeedBeadExplosion brand. Economical glass seed beads, ideal for stringing. Not quite as uniform as Czech beads but lovely nonetheless. Use with nymo thread size B or D and size 12 English beading needles. Please note: Pack is 40 grams. Approximately 3,500 beads.