COOP Sport Battle Bounce Combines volleyball and 4 square into one action-packed game Keep the ball bouncing on the net as long as possible without letting it touch the ground Whoever lets the ball touch the ground gives the other side a point and first team to reach 21 wins Ideal for 2-4 players Includes 2 all-weather, palm-sized balls, one 36" diameter frame with net and 1 carrying bag; Recommended for ages 8 and up