Czech Zeros Glass O-beads Mini Flatteted Ring Beads 3.8 X 1 mm Pastel Petrol 8.1 Gram Tube Czech Glass O Beads, Mini flattened ring / donut shape, also called Czech Zeros Bead Size: 3.8mm x 1mm Hole size: 1.3mm (16 gauge) Quantity: 1 plastic tube of 8.1 grams (Approximately 255 beads) Color: Pastel Petrol