Thin Braids

Mary-Kate OlsenMary-Kate Olsen. Photo by Jennifer GaylockGET THE LOOK : Give your basic bun a little attitude with an ultra-thin braid or two. You'll instantly turn an otherwise messy bun into Mary Kate Olden's sexy morning-after style in five minutes flat.
INSIDER TRICK : Skinny braids are so tight, you don't need to use elastics at the base. To make sure they stay in place all day, mist the ends with hairspray.
-Polly Blitzer

Check out In Style contributing editor Polly s Web site,