The NSD Power Ball All Original Series is a gyroscopic wrist exerciser designed to enhance strength and fitness through innovative technology. Made of durable plastic material, this Powerball Series includes a manual and the Powerball itself. The set is available in a variety of color options including blue, green, and black, making it versatile for different preferences. Ideal for gym and training activities, this unique device provides a counter feature to track progress and improve performance. Perfect for those looking to incorporate a new and efficient workout tool into their fitness routine.