Tangle Sport Matrix Airless NightBall Soccer Ball - Ultra Durable, No Pump, Floats in Water, Light Up Soccer Ball - 6.5"L The Tangle NightBall Soccer Ball is loads of fun when played during night time - each soccer ballcontains special LED lights that illuminate when the ball is kicked Ready to play out of the box - no inflation needed! The faster the ball spirals through the air, the brighter the LED lights glow. 6.5 x 6.5 x 6.5 inches LED Lights can last up to 40-50 continuous hours of play