A good pair of hair straighteners is a styling essential, whether users are smoothing frizz, creating beachy waves or adding a sleek finish before heading out. But as anyone who's ever caught a strand in a stiff plate knows, the wrong tool can lead to snagging, breakage and unwanted frizz. With that in mind, beauty brand KEEO Hair has a clever new launch that promises to change the game for healthier styling: the Genius Hair Straightener . It's the first of its kind to feature contoured plates,