Who needs to spend money on disposable swim diapers-no one!  These Swimmi's function in the same way as their disposable counterparts with a cost saving benefits of a reusable product.  Please know that disposable swim diapers and reusable swim diapers are only used for containing any messy bowel movements-neither holds pee.  We find a lot of parents are surprised by this fact.  These are trim, comfy and stylish swim attire for your little water baby!