This model uses a conventional leakproof screw cap. It is designed for collection, transport and storage of specimens, the polypropylene containers are safe to use even in adverse conditions. Containers are uniquely stackable, shatter resistant and are manufactured from virgin high-clarity polypropylene. They are designed with a straight side format. Available in three sizes: 60, 90 and 120 ml. The 60 ml size however is not graduated. Container made of polypropylene / Closure made of polyethylene.