NERF VORTEX: The NERF Vortex Aero Howler foam football is designed for maximum-distance passes, taking any catch or football game to the next level! Notice the difference: The built-in air hole design allows the ball to emit a unique roaring whistle as it flies through the air, giving you the ability to see and hear different sounds Maximum Flight: This Vortex football features an aerodynamic 3-fin tail design that helps create tight spirals, allowing the ball to soar through the air. Easy to grip: The molded handle on the ball helps improve grip, allowing players to easily demonstrate passing and catching skills Indoor + Outdoor: The soft NERF foam structure makes this ball safe and convenient to use both indoors and outdoors, so you can take it to the beach, the pool, or the backyard and enjoy NERF football fun!