20g Crystal Green Czech Glass Round Seed Beads 7/0 PRECIOSA Pearls Rocaille Spacer 3.5mm Color: Crystal Green Size (mm): 7/0 (approximately 3.5mm), hole size - 0.9-0.1mm (approximately) Shape: Round Seed Beads / Czech Preciosa Glass Beads Sold in packs of 20g (approximately 422 pcs).