Because
shoving gym gear, books for reading, books for writing in, a water bottle, makeup bag, a backup top, that thing for your friend, a large collection of irrelevant receipts, and snacks...
Because
shoving gym gear, books for reading, books for writing in, a water bottle, makeup bag, a backup top, that thing for your friend, a large collection of irrelevant receipts, and snacks for later into one bag can, and should, still look good.