Box of 1000 units 4B, Culture Bags, Polypropylene, 5 micron filter patch

Mushroom cultivation bag

Additional shipping fees may apply to orders of 200 bags or more.

Usage: Growing mycelium on wood.

Material: 3.0 Mil Polypropylene

Bag Size: 4" X 3" X 18"

Filter Size: 1.5"X1.5"

Filter Pore Size: 5 microns