These are perfect for mushroom growing (mycology) spawn production with the thicker bag walls.
- Type 4T bags filter patch autoclavable bags
- 4″ X 3″ X 18″ 3.0 mil PP
- "T" filter 0.2 micron
- Good for 2-3 lbs spawn and supplemented sawdust blocks
This side-gusseted breathable bag gives a sturdy stand-up bag after filling and a strong bottom seal. Unicorn Bags are pliable at any temperature as well as after sterilization.
The bag opening is designed for easy sealing and the bags bottom seal can withstand agitation.
While many of our products have free shipping, the shipping costs for heavier items are calculated by weight and distance. Please consider the labor and resources required for shipping and understand that we cannot provide free shipping on some items. We offer a local pickup option at our warehouse in Northern California near Sacramento.