Made from Polypropylene, these disposable containers are used for collecting Urine samples and can be used to collect other type of samples. The screw-caps ensure a leak resistant tight seal. The tubes are printed with black graduation marks to emphasize contrast and to show clear 10 ml increments from 10 ml to 110, as well as in Ounces with 0.5 oz increments from 0.5 to 4 oz. White writing area for sample identification. Sterile URINE CONTAINER STERILE Cup 120 ML, 6 Pcs Sterilized by EO gas, non-toxic, non-pyrogenic, single use only. Red cap Material: polypropylene Packing : Individually packaged and sterilized