LePure Biotech Co. sell "LeKrius® Storage Bag"

LeKrius storage bags are made from multi-layer co-extruded film, giving extremely low gas permeability, strong physical strength, and wide chemical and biological compatibility for safe sterile liquid storage. They are used to store and transfer various biopharmaceutical process liquids, offered in 2D and 3D configurations covering volumes from 5 ml to 2500 L, with supporting containers and transfer equipment.