Think white T-shirts, perfect work flats, and, of course, denim shirts. "A denim shirt is one of the most timeless and versatile pieces in any wardrobe," says style expert and creative director Pam ...

When you want to wear something that's just slightly more elevated than a standard T-shirt, pick up the Linen-Blend Johnny Collar Shirt from Banana Republic ... your favorite denim or cute joggers.

If you love the look, take a peek at the Boxy Button-Down Shirt from Banana Republic Factory. The top that shoppers described as their "favorite" is normally $65, but is on sale starting at $13 ...