33 oz (1000 ml) Natural HDPE wide mouth oblong bottle with 53-400 white polypropylene unlined cap attached. Natural HDPE wide mouth oblong bottles offer a space saving design for the workbench. These bottles feature a wide mouth opening, ideal for sampling solids and powders. HDPE provides an excellent moisture barrier and are impact resistant. They are ideal for high-speed filling, demanding pharmaceutical specifications and the rough handling of interstate shipping. Attached unlined white polypropylene caps are known for good impact strength, cost effectiveness, and pliability.