6Pcs Wide Mouth Liquid Culture Lid Food Grade Plastic Fermentation Mason Jar Lid with 0.22um PTFE Synthetic Filter Paper Sticker & 20mm Rubber Stopper Mushroom growing Kit
- 6Pcs Wide Mouth (Dia:86mm) Mason Jar Mushroom Cultivation Lids.
- The filter lid comes with one rubber self healing injection port for injecting liquid culture syringe to inoculate the substrate and 0 .22 micron PTFE filter paper sticker for air exchange ..
- All components are autoclavable & reusable.
- Used for Mushroom Liquid /Spawn Cultivation.