Custom Filter Bags are food-safe polyester or nylon filter bags are designed specifically for applications involving the processing or manufacturing of food and beverages, but they are also used for non-food products like compost teas and mushroom substrate.

Depending on the micron rating they can lift and hold from 200 to 400 pounds. Adding a zipper to the bottom limits the contents to 265 pounds. 

These bags are made from materials that comply with food safety and regulatory standards to ensure that they do not introduce contaminants or pose health risks to the food products or processes.