Amsino Specimen Containers provide leak-resistant, high-clarity fluid containment designed for secure collection, transport, and processing of biological samples. Manufactured from durable, shatter-resistant polypropylene, these 4 oz (120 mL) containers feature easy-to-read dual graduations in both fluid ounces and milliliters. Equipped with secure-threaded screw caps to prevent cross-contamination and leaks during pneumatic tube transfer or courier dispatch, these containers support accurate diagnostic testing across hospital laboratories, outpatient clinics, and physician offices.