Overview: The personality soccer balls would shine with a Clear Bright neon light, under continuous irradiation time for several minutes.The entire night soccer lights up for over 1-3 hours continuously in darkness.The time of maximum fluoresce of glow soccer depends on the light intensity and radiation time, offering great control when shooting and catching. Specification: Material: Soft PU surface; Nylon winding yarn; Durable bladder Size 4: diameter 202-210MM 350-390g Size 5: diameter 216.5-223MM 410-450g Package Content: 1 x Football