10-100x PVC Mushroom Grains Spawn Grow Bags Substrate High Temp Pre-Sealable Bag

10-100X PVC Mushroom Spawn Grow Bag Substrate High Temp Sealable Polypropylene UK. Air vent window size: 55×55mm (±2mm). Air vent window aperture: 0.2um. Needle Tip Bottles. Color: Transparent. We believe the good communication will resolve everything.

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