Because of the dropping protection there will be no leakage no matter how the urinal is assembled. The dropping protection makes an head cap unnecessary. Simple too empty through the back. Use an of the two close shell, the standard shell or the shell with child protection. The neck has been bowed what the use simplifies and the removable handle provides emptying extra easy. Content 1 liter. A scale to measure the content. Suitable for the autoclave (130°C).