Super Duo Beads are Czech Glass seed beads. Each bead is uniformly made and has two holes. Super Duos are a pressed glass bead with guaranteed size, stability and shape. If you're a fan of the Twin bead, you'll love working with the popular SuperDuo beads! SuperDuo beads are great for bead looming, bead weaving, woven jewelry making and other jewelry making projects! This value pack of neon SuperDuo czech glass beads comes with 5, 22 gram tubes. Comes with five great metallic colors: shiny black, pale gold, silver, copper and fire bronze Each SuperDup glass seed bead measures 2.5x5mm with two .8mm holes. These seed beads are colored glass and have a reliable finish that will not scratch and wear off like coated crystals. Save more buying in larger quantities! This package of neon colors comes with a total of 110 grams of bright and vivid seed beads! Comes with jewelry making project.