Unicorn 14a mushroom substrate bags

Unicorn 14 A Mushroom Substrate Bag. 8" x 5" x 19" -2.2mil 1.5" x1.5" 0.5 micron filter. Typical block size 5-7 lbs.These bags are 2.2 mil in thickness and offer the same high-quality 1.5” x 1.5” 0.5 micron filter. These are great for standard growth blocks as your test new varieties, or you are just starting out. They are sized to fit 5-7 lbs of substrate.

Yes, these Unicorn bags are the original brand made in the USA to the high-quality standards Unicorn bags are known for. All Unicorn bags are Polypropylene which means they are autoclavable.

Shipped with USPS First Class.