When you're potty training a toddler, letting him or her use the restroom when you're away from home can be a scary experience. But this handy folding potty seat acts as a bathroom barrier, keeping germs at bay and adding extra stability for your child. Not only does it fold up compactly, it will fit easily in most diaper bags. It even comes with a sealing storage bag to use as a hygienic carrying case. Our favorite "on the road" potty training companion.