About 'StudyWear AM/PM'

What does the ‘AM/PM’ collection stand for?

The AM/PM collection is for ambitious early birds and hustlin’ night owls. For the homework grind before school and the post-midnight werkkk. For early morning essay-writing and sorting your life out as the sun goes down. This is for you. Ethically produced jumpers inspired by and made for studying; whenever you work best.