Single use tank liners are manufactured from LDPE in a controlled environment, packaged clean and delivered either irradiated or non-irradiated. The product is available to improve users' process for open tank application. The use of the product eliminates cleaning and changeover time associated with reusable tanks. 2D types are available as a low cost solution in sizes from 50 to 1,360 L. 3D types are sized specially for specific totes. This design offers a more streamlined fit, eliminating pooling areas or "pleats." Sizes of this type are available from 50 to 1,000 L. Custom sizes are also available.