These are 14a filterpatch mushroom grow bags. They hold approxietly 5-6 pounds of hydrated substrate. 
 
Please contact us at majesticmushrooms@yahoo.com for a custom shipping quote on orders or send us a message on our facebook site. If you are closer to us than any other authorized dealers, our shipping should be less and save you money.
 
Cases of 1000 or larger orders may sometimes be picked up at our location free of shipping charges. Please contact us before an order to see if this is possible.
 
Manufacturer's specs:
Type: Gussetted
Material: 2.2 Mil Polypropylene
Bag Size: 8″ X 5″ X 19″
Filter Type:A
Filter Size: 1.5″ X 1.5″
Filter Pore Size: 0.5 microns
Filter Hole: Style L