The PowerXL Vortex Air Fryer Pro’s Air Flow Racks let you cook endless food in your PowerXL Vortex Air Fryer Pro. The Racks can be placed on five different shelves within the PowerXL Vortex Air Fryer Pro, allowing for complete control over the cooking process. These Racks be used not only for dehydration but also to cook crispy snacks or reheat items like pizza.