Scream Tennis Ball Loud To use with the Scream Launcher or on their own! A solid foam filling means the Scream Tennis Balls bounce higher than ordinary tennis balls, are more durable, and go further, faster! Some key features of Scream Tennis Ball Loud are: Compatible with the Scream Launcher Great source of exercise and mental stimulation. Solid foam filling for better bounce and durability. Available colours: Blue and Orange, Green and Pink. Available sizes: Small and Medium. Size measurements: Small: 5cm. Medium: 6.5cm. Looking for some Dry Dog Food for your furry friend? Check here!