5 Must-Have Beauty Buys for March

Rocket Science

It's a triumph of technology. The L'Oréal Paris Colour Caresse Shine Stain ($10; drugstores) feels light as a feather (thanks to a water-based formula), moisturizes like a balm (unlike other stains), and leaves a shiny finish of rich pigment, which goes on sheer but can be layered for deeper color. Get ready to launch your own glamorous look with a choice of 12 shades, from nude to fiery red.