zwxt 50Pcs Mushroom Growing Bag 6 Mil Thick Mushroom Spawn Bags Autoclavable Bags 8"x5"x20" Mushroom Grow Kit 0.2 Micron Filter Mycobag Grow Kit Tear Resistant Strong

Mushroom Growing: This all-in-one mushroom growing kit contains everything you need, just add your spores or liquid cultures Large Size: Large thickened 8"x5"x20" mushroom grow bag with side gusseted vents to expand space and stand and stay secure Excellent Filtration: 0.2 micron filter ventilation window allows free gas exchange and prevents contaminant intrusion Durable And Tear-Resistant: 6MIL polypropylene fiber, thicker than most bags, can hold up to 4.2 pounds Suitable For a Variety Of Strains: Shiitake mushrooms, Ganoderma lucidum, etc., suitable for all your mushroom growing supplies