Stick-On Injection Ports for Mushroom Grow Bags or Jar Lids 18 MM : 50 Units (1 Sheet)

These self-healing injection ports can be applied to jar lids or tissue culture containers, so you can inject matter while protecting your media from contaminant spores and bacteria.

• Self-healing material
• Manufactured with strong 3M adhesive
• Time-saving lightning-fast application
• Waterproof
• Fully autoclavable, high-temperature resistance
• 18 MM diameter