Dan Carter Supertee Xtra Rugby Kicking TeeINCREASED GOAL KICKING AND ACCURACY. The SUPERTEE Xtra kicking tee has been technologically designed to increase goal kicking accuracy with a wide stable base. The SUPERTEE range creates a regular height to kick the ball from. The sweet spot of the ball is clearly exposed to the kicker. The SUPERTEE range is very light so there is almost no impact on contact. A special mix of materials have been incorporated into the design to hold the ball firmly on