What if you were asked, at the very last second, to join your coolest office mates and head over to a happenin’ party after work? Would you be prepared to glam it up for the get-together? Or perhaps the man of your dreams drops you an e-mail to ask if you’d like to meet for lunch at a trendy local bistro?

Would you have the necessities you need for a quick primp? A well-stocked makeup bag can be your smartest beauty defense. That means toting around a few key cosmetic essentials to have handy at all times. Here are some terrific product choices we recommend to customize your makeup bag and make it your best friend. After all, shouldn’t a woman always be ready for anything?

10 Makeup Bag Must-Haves