For indoor and outdoor use. air control knobs allow you to adjust each ball's height front compartment provides convenient ball storage Up your game with the Nerf Hovering Target. Whether for solo practice or competitive play with friends, the Hovering Target is a fun and exciting challenge for Elite battlers of all skill levels. Target focuses on accuracy with 4 foam balls that continuously float and weave on fan-powered air jets. Individual air control knobs allow you to adjust each ball's height, creating varying degrees of difficulty. And when not in use, a front compartment provides convenient ball storage. Includes a back net for catching darts and balls.