Wide-caliber polypropylene container. No interior bumps You can take out all the paste-like items and the inner plug can be used as a sample container or as a shipping container for small items. Material: Body/Cap: Polypropylene (PP), Inner Plug: Polyethylene (PE), Screw-type Lid with Inner Lid Capacity: 10.1 fl oz (310 ml), Lid Inner Diameter: 2.9 inches (73 mm), Body Diameter: 3.3 inches (83 mm), Height: 3.9 inches (99 mm), Quantity: 1