Potty Training Made Fun. Easy to use & fits most toilets. Has removable tray for easy cleaning. Both free standing & mounts on toilet The Dream Baby First Potty is easy to use and fits most toilets. For the first stage, it can be used as a free standing potty. For the next stage, the contoured seats fits onto the toilet seat. The potty has been specifically designed to introduce your child to using a potty for the first time. It can be used as both free-standing and fitting onto the toilet, depending on the stages of toilet training. It has a front access bowl that snaps into place, making u.