Material: Butyl Rubber
Size: Please refer to the picture
Quantity: 100
Weight: 2g each
Application: liquid culture, BRF Jars, injection, Supplemented substrate jars, Grain Masters
Other Size:
13mm Vial Rubber Stoppers(100 Count): https://www.amazon.com/dp/B07JGHNNH5
13mm Vial Rubber Stoppers-Two Legs(100 Count): https://www.amazon.com/dp/B07JG6SXXQ
20mm Vial Rubber Stoppers-Two Legs(100 Count): https://www.amazon.com/dp/B07JGRMKBQ