process the molding plug is preferably aluminum composite or rubber most preferably aluminum the central opening through the boot 20 is configured with a groove 24 to hold the flange 26 on the upper end of the pump cylinder 28 the cylinder can optionally be bonded to the boot using any suitable flexible adhesive epoxy urethane cyanoacrylate or any other flexible adhesive known in the art the pump cylinder shown is a right cylinder but other cylinders that are not right cylinders such as a cylinder having a non circular cross section may be used located in the pump cylinder 28 is the pump piston 30 that is illustrated in fig1 a 1b and 1 c in one preferred embodiment the piston 30 includes a circular groove or hollowed out portion 32 at the bottom end that contains the spring 34 that forces the piston 30 up in the cylinder 28 in another preferred embodiment of the pump the spring is not necessary to force the piston up in the cylinder in fig1 a the pump is in the locked position and the ball is ready for use in fig1 b the pump is in the unlocked position and is ready to be activated or pumped to add air to the ball attached to the upper end of the piston.