Want to lavish your locks (from the comfort of your own bathroom)? Then <b><a href=" http://www.selfridges.com/cat/ouai/" style="text-decoration: none"><font color="black">OUAI</font></a></b> – the exciting new hair care label from celebrity stylist Jen Atkin – is just what you’ve been waiting for. Described by the label as a “body-building” cleanser, the innovative formula of this shampoo is imbued with Smart technology (yes, really) that replenishes moisture and lifts each strand for added volume – all of this, and it’s paraben free. &nbsp;