Head Jog 73 Brush are nylon bristle radial brushes with ceramic coated barrels create a smooth polished effect with added natural shine. Vent holes allow warm air to circulate at the roots of the hair, to allow fast and effective blow-drying and styling. Range includes; Head Jog 54 (16mm), Head Jog 55 (25mm), Head Jog 56 (33mm), Head Jog 57 (38mm), Head Jog 58 (43mm), Head Jog 72 (53mm), Head Jog 73 (63mm), Head Jog 74 (Paddle).