The basic of all basics (not that we're basic). It's the plain white tee of the baby-clothing world. Buy 1, buy 100, you'll get the most wear out this number. A simple, short-sleeve bodysuit that pulls over your baby's head. Good for all ages if you're baby doesn't mind having something over their faces (some don't!). Pro tip: Pullover styles are great for when your baby has some neck strength to be lifted frequently.