Katie Holmes combined two spring fashion trends into one breezy, stylish outfit. She wore a blue-and-white-striped button-down shirt with white wide-leg pants, and she added a white blazer and ...

and a blue-and-white striped shirt (a.k.a. my favorite kind of top), I knew it was a sign to stock up on the mariner style. I have at least three variations of the nautical-inspired top in my closet.