The POOF Original Boom Ball Racquet Set lets your children play a classic game that features the patented Boom technology. When they swing the paddle, they'll hear the boom sound each time the ball hits the racquet. This Boom Ball racquet set includes two foam Boom balls and two nine-inch boom ball paddles. Youngsters will enjoy a thunderous good time listening to the sounds made by the Boom Ball and racket. This paddleball racquet game is ideal for playtime on the beach or in the backyard.