1LESS RESISTANCE: The magnetic urethane hinge and crown tipped head less contact with the ball,8-prong rubber head and the magnetic connection reduce friction/resistance on impact and allow better contact, reduce ball spin which increases control, allowing your drives to go farther and straighter. 2DURABLE CONSTRUCTION: Comes with a long tee and a short tee, 2 tees are connected by one durable string which prevents loss. By using magnet, the tees meet few resistance the ball can fly amazingly farther than usual, functional, reusable, and earth-friendly. 3EASY TO STICK ON AND OFF: On impact, the magnetic bond between the head and shaft is temporarily broken rather than breaking the tee itself. 4PACKAGE INCLUDES: You will receive the package in good condition. It contains 1 pcs magnet golf tees,the size is 80mm /3.15inch.