Graduated Specimen Collector Pans [Pack of 1] Toilet Nursing Hat for Urine, Vomit & Stool Collection Fits Over Toilets and Commodes - 30 oz for Women and ElderlyGRADUATED MARKINGS Each specimen laboratory hat features easy to read graduated measurement indicators. Clear measuring markings are calibrated in ozs (30) and mls (900). Specimen output containers are essential for measuring urine output accurately. TRANSLUCENT These toilet collection measuring pans are made from transparent polypropylene plastic. Being transparent makes these urine collectors easy to see through, allowing visualization of contents