The Jool Baby Milestone 4-in-1 Potty Training System supports your child at every stage with a potty chair, a secure toilet training seat, and a base that converts to a sturdy step stool. It also has a 3-position urinal for boys learning to stand. The floor potty features a smooth, easy-to-empty basin. The training seat fits most toilets & helps your toddler transition with confidence. Each piece is simple to use & easy to clean.