This portable toilet from royal is ideal for outdoor trips and use in the home it has relief value and an automatic push button for ventilation ensuring a clean emptying of the waste water tank rotating pour out stout for easy emptying of waste tank set includes 1x 400ml rinse 1x 400ml flush solutions vent button for emptying without splashing made from 95 polypropylene 3 epdmnbr 2 other components fresh water tank capacity of 15l waste tank capacity of 21l size h414 w38