Masters Mix

Finally an affordable sterilization kit.

MushroomMediaOnline.com is proud to offer these Presto Mushroom Sterilization Kits.

In order to give back to the Mushroom Community, we offer a 23 quart Presto, 25 Unicorn grow bags and a 10lb bag of our amazing Fast Fruiting Mix all for the low bundle price.  Once you add the Presto to your cart a pop up will offer you the masters mix and available Unicorn Bags to choose from.  The discount is automatically applied as the line item titled “Presto Kit – Bundle and Save!” in your cart.

So you not only get a great deal you also get your hands on the best mushroom grow bags and substrate on the market. We have these ready to ship now.

XLS-A Horizon- 10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-12 lbs

FREE SHIPPING to lower 48 states at checkout

Our prices include all shipping costs and are better than the competition. There are no hidden fees and no surprises at the end of checkout.

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The larger your order size, the more you can save. Choose your purchase size and see the full price with free shipping included.

These 3.0 mil thick bags also have a 2”X 6” filter that is .5 micron size. The XLS-A is ideal for larger growth blocks from 10-15 lbs in size. These bags are the best going for your fruiting stage. The largest bags we offer these Unicorn bags are the industry leader for a reason. All of our Unicorn bags are Polypropylene which means they are autoclavable.

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Unicorn Bag Type XLS-A HORIZON - 1000 Count
Unicorn Bag Type XLS-A HORIZON - 1000 Count
Out of stock
Unicorn Bag Type XLS-A HORIZON - 1000 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$559.98
Sold out
Unicorn Bag Type XLS-A HORIZON - 500 Count
Unicorn Bag Type XLS-A HORIZON - 500 Count
Out of stock
Unicorn Bag Type XLS-A HORIZON - 500 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$279.99
Unicorn Bag Type XLS-A HORIZON - 300 Count
Unicorn Bag Type XLS-A HORIZON - 300 Count
Unicorn Bag Type XLS-A HORIZON - 300 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$189.99
Unicorn Bag Type XLS-A HORIZON - 150 Count
Unicorn Bag Type XLS-A HORIZON - 150 Count
Unicorn Bag Type XLS-A HORIZON - 150 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$104.99
Unicorn Bag Type XLS-A HORIZON - 100 Count
Unicorn Bag Type XLS-A HORIZON - 100 Count
Unicorn Bag Type XLS-A HORIZON - 100 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$79.99
Unicorn Bag Type XLS-A HORIZON - 75 Count
Unicorn Bag Type XLS-A HORIZON - 75 Count
Unicorn Bag Type XLS-A HORIZON - 75 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$54.50
Unicorn Bag Type XLS-A HORIZON - 50 Count
Unicorn Bag Type XLS-A HORIZON - 50 Count
Unicorn Bag Type XLS-A HORIZON - 50 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$42.99
Unicorn Bag Type XLS-A HORIZON - 25 Count
Unicorn Bag Type XLS-A HORIZON - 25 Count
Unicorn Bag Type XLS-A HORIZON - 25 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$29.99
Unicorn Bag Type XLS-A HORIZON - 10 Count
Unicorn Bag Type XLS-A HORIZON - 10 Count
Unicorn Bag Type XLS-A HORIZON - 10 Count
10″X 5″X 24″ - 3.0 Mil - 2”X 6” .5 micron A Filter - Typical Block Size: 10-15 lbs
$14.99