2021/6/1 · Color: Transparent. Quantity: 100 sets. 100 10ml glass vials, 100 plastic-aluminum caps, 100 rubber stoppers. Size: The vial body diameter is 22mm, the vial height is 50mm, the vial mouth outer diameter is 20mm, and the inner diameter is 12.5mm. Caps and rubber stoppers are both standard 20mm. You can use 20mm vial crimper to seal it.