Same Medicus DualHinge Technology now incorporates new DA Address, Impact & Take Away alignment lines help you know the proper angel of approach and club face alignment at impact for solid ball striking everytime you swing. * 460cc Clubhead in Gloss Black Finish * Can be used with and without actual golf balls for real ball striking performance. * Comes with DualHinge Instruction manual and DVD featuring Chuck Evans (Exec. Director of Instruction for Medicus Golf & Golf Magazine Top 100 Teacher)