Psst, your roots are showing. We’ve all been there, too busy (or broke) for a salon visit when the inevitable regrowth becomes a little too noticeable. Here’s a quickie stop gap measure: Color Wow, a mineral powder compound that you brush on to camouflage gray roots or lighten dark regrowth of highlighted hair. It’s oil-based and water-resistant, so it stays in place until your next shampoo. Caveat: it takes a little experimenting to touch up temple area without smudging your face, but once you master that, it’s a snap.