Table tennis not only during the day but also at dusk and in darkness? With the Schildkröt "Glow in the Dark" table tennis balls, it's no problem. The balls can be easily charged in daylight. Thanks to the fluorescent material, the balls glow in the dark. The Glow in the Dark balls, made of reasonable Jade quality by Schildkröt, are also the optimal table tennis ball for any recreational and hobby player who demands high performance for little money. 6 balls in light green, diameter: 40 mm, in Poly 40+ quality. Perfectly suitable for the popular beer pong as well.