... bell in the inner bladder,when playing this basketball,the bell will ring,then the blind ... for blind people,with such bell in the basketball,blind people can find the ball easily. ... ,needle and net can be available for clientsRubber basketball details description: OEM&OEM acceptedAvailable Size: 7#, ... 50,000Honesty and keeping faith are our invariable goal,with good quality and best service. we win ...