The one that started it all! This is the original Unicorn Bag first made in 1990 that's often imitated, but never duplicated.
Measuring 8x5x19" and with a 0.5 micron filter, these spawn bags are able to hold 5-7lbs of your favorite nutritive substrate.
Not intended for use with spawn.
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With a Unicorn subscription, enjoy a cool 15% discount which automatically steps up to 25% after your 6th billing cycle