Extra long for more substrate and more air space to mix in. Suitable for 5-8 lb. supplemented sawdust blocks and spawn.
The 3-T is often used for grain spawn by growers who are growing at scale. When spawn in quart jars is not enough, or efficient, you can use these great bags instead.
They allow you better sterilization, and lower risk of contamination when used properly. All of our Unicorn bags are Polypropylene which means they are autoclavable
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