Zero Friction Lock N Drive 3-Prong Golf Tees The ZF Lock n Drive is a unique tee system that allows you to place your tee at the same height consistently with a bonus stopper that is also a ball marker. The 3-prong top significantly reduces the contact area between the ball and tee by 66-Percent providing unparalleled distance and accuracy. Place one prong towards the target for optimum performance. A product made with bio-composite materials