UrineSafeTM Urine Specimen Collection Cup provided by STEMart features molded in graduations, a tamper proof seal indicator tab and a unique cap with a molded in elastomeric seal that prevents leakage. This ensures your sample can be moved throughout the lab safe and dry. Different from other urine sample cups, these cups are durable and strong preventing the potential for leakage if dropped. The cup is constructed of medical grade clear polypropylene and shaped for easy gripping.