Cubitainer Combination Packaging is the original molded, flexible, low density polyethylene (LDPE) container in a box. Cubitainers are well accepted in the food and drug industries as well as meeting DOT, UN and FDA specification requirements. Internal container conforms to FDA Regulation 177.1520 which permits the use of polyethylene in articles that contact food. For convenience and cost efficiency, Cubitainers adapts to most existing filling equipment. Cubitainers meet UN Packaging 4G and is authorized for Packaging Group II and III liquids. When nested the cube insert's space-saving ratio is 8:1 vs. rigid containers of comparable volume. Each Cubitainer comes with a 38 mm foam-lined cap.