The Prodigy Fit (P-Fit) is an ingenious, multifunctional exercise device that combines a stable and unstable platform. Users can perform a multitude of different exercises. Why buy a product with only one function? Some of the exercises that can be incorporated in with P-Fit are push ups (stable and unstable), balancing, stretching, dips, gymnastic moves, planks, handstands and much more. Buy 2 P-Fits and get a discount.