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Everything you need to grow mushrooms.

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Type 3T Mushroom Spawn Bags (0.2 Micron Filter Patch)

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Product Details

These Unicorn Brand T3 bags are 100% autoclavable and are a perfect container for the sterilization of mushroom spawn medium, and the spawning of mushroom mycelium.

Unicorn Bags is a world leader in the manufacturing of high quality mushroom grow bags. This side-gusseted breathable bag gives a sturdy stand-up bag after filling and a strong bottom seal. These bags are manufactured with equipment designed by Unicorn Bags, and the polypropylene plastic which the bag is made from contains several proprietary additives. Unicorn Bags are pliable at any temperature as well as after sterilization. The bag opening is designed for easy sealing and the bag’s bottom seal can withstand agitation.

Sold in quantities of 10, 100, 350, and 1000.


  • Gussetted
  • 2.2 Mil Polypropylene
  • Bag Size: 8″ X 5″ X 19″
  • Filter Type: T
  • Filter Size: 1.5″ X 1.5″
  • Filter Pore Size: 0.2 microns – high efficiency
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