Introducing the new take on the ever-popular beach wave: This version is shortened to a sexy collar-bone length that is a little more sophisticated, as seen on Katie Holmes. Rojas Styling Tip: While your hair is still wet, use mousse or a volumizing lotion, and scrunch hair in your hand while blow drying with a defusing dryer. Curl with a 1/4-inch curling iron in front sections and the back, then shake it out to give it a wilder look.