Mushroom Jar Liquid Culture Lid Wide Mouth Rejular Mouth Food Grade Plastic Grain Spawn Cultivation Mason Jar Lid with PTFE Membrane & Self Healing

Lid Material:food grade Polypropylene Lid diameter:86mm Fit for all Wide Mouth Mason Jar The second generation Lid comes with two self healing injection for injecting culture to inoculate the substrate more average and a PTFE syringe filter for avoid contamination without glue,more healthy for mushroom growing. These lids can be used in a microwave, autoclave or pressure cooker.

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6pcs Regular Mouth Mushroom Liquid Culture Lid, Grain Spawn Cultivation Mason Jar Lid with 0.2 Micron PTFE Syringe Filter & 20mm Self Healing

6pcs Regular Mouth Mushroom Liquid Culture Lid, Grain Spawn Cultivation Mason Jar Lid with 0.2 Micron PTFE Syringe Filter & 20mm Self Healing

Mushroom Jar Liquid Culture Lid Wide Mouth Grain Spawn