The DynaLight Super-Sized Beach Ball from SwimWays is a giant beach ball that lights up on impact! This light up toy features bright LED lights inside the ball that flash like fireflies as kids toss it back and forth. Great for outdoor play on those long summer days that turn into twilight! This red, white, and blue tie-dye design on the outside of this inflatable beach ball is a fun and affordable way to enhance your Independence Day party décor. Measures approximately 31 inches in diameter when inflated. Button cell batteries included. (Batteries are non-replaceable.) Ages 3+.