The magnetic ghd halo™ styling concentrator nozzle comes in the box. Choose extra attachments for your hair type: the halo wide smoothing concentrator nozzle for longer, thicker hair; the professional curly hair diffuser for curls and waves; the professional high strength comb for curly or textured hair; and the professional precision styling narrow concentrator nozzle for volume. ghd Speed also fits the ghd heat-resistant hair dryer bag. Shop ghd Speed attachments.