Length: 45 inches to encourage the proper swing plane and angle of attack
Overall weight: Biomechanically designed for optimum overall weight.
Dual grip dual weight design: Each end has a dedicated purposeful use.
Retinal Persistance Feedback: White grip leaves a trail for a few seconds which helps you see your path and plane better
Swoosh Feedback: The sound of the grip accelerating incorrectly is very easy to hear and identify.