Czech Superduo Two-hole Crystal Seed Beads Super Duo 5x2.5mm Opal Blue 24 Gram Tube Czech Glass Superduos 2-hole seed beads Measurements: 5.5mm long, 2.5mm wide (along string), 3.5mm thick Hole size: two 0.8mm holes Packaged in a hangable plastic tube, containing 24 Grams of Beads (Approximately 360 Beads) Color: Opal Blue