The Carex female urination device is designed to be lightweight, durable, and easy to clean. Designed to help prevent spills. Our women's pee cup includes a lid to keep liquids inside from spilling out. The pee funnel's lid securely locks onto the top, effectively trapping pee inside. Graduation marks measure output up to 35 fluid ounces. The female pee device has graduation marks to measure fluids up to 35 fl oz. Made from lightweight polyethylene. Durable and easy to clean. Simply empty the women's pee device, add soap and water, and rinse thoroughly.