Spring Pot Nickel Bag Fabric PotsInspired by the Burner Pot, the Nickel Bag provides a commercial solution that air prunes roots for faster plant growth and higher harvest yields at the most competitive price. Nickel Bags are constructed from a slightly thinner but superior quality UV resistant fabric developed over years of trials. Nickel Bags lack the a skeletal structure and sewn upper rim and unlike our other models, offer handle free versions in sizes 3 gallon and down. Nickel