On-the-Go Makeup Essentials for Surviving the Day
Pack oil absorbing sheets are a lifesaver during the summer but are still very useful in the winter.
If you are worried about any accidental spills, try using a contact lens case, use one side for your foundation and the other for your concealer.
If you like a dramatic flare pack a small case of eyeshadow for touch-ups and to add drama.
Sephora has an amazing selection of rollerball perfume and they offer free samples before you buy.
Also, consider packing a miniature bottle of hairspray.