UN Big Bags are designed to carry hazardous products and their use is regulated by the UN Association.

There are four types of FIBCs for dangerous goods made from woven plastics:

13 H 1 – Woven plastics without coating and without liner

13 H 2 – Woven plastics, coated and without liner

13 H 3 – Woven plastics, uncoated and with liner

13 H 4 – Woven plastics, coated and with liner

UN Bags are also classified according to the Hazard level of goods they carry. Each UN Bag shall carry the UN-Symbol mentioned in the below table which shall imply the hazard level of the product.