Curls, waves and volume have never been easier... Compatible with either dryer ('Helios' or 'Air'), the ghd Professional Hair Dryer Diffuser is ideal for adding instant lift as well as helping curls retain their shape to guarantee a frizz-free finish. 18 contoured 'fingers' that ensure the air's evenly spread to facilitate perfectly formed, sleek and separated curls and waves - as well as some much-needed 'oomph' at the roots. A must if you're naturally curly, this also works well if…