Invest in a mini flatiron or curling iron so you can smooth out waves or refine curls in minutes. If you have fine hair, get some dry shampoo too; it will revitalize and bulk up strands. Prone to frizz? Slick hair back with a small amount of gel (or conditioner) for a fashion-forward "wet" look.
CHI Air Expert Baby mini flatiron, $25; target.com.
Klorane Extra-Gentle dry shampoo, $8; drugstore.com.Read MoreLess