Isokinetics 2 way action Hand AIR PUMP For Pool Floats, Exercise Balls, Rody or Hippity Hop bouncer hopper balls Small, economical pump for occassional use Pumps on the up and down strokes - Time to fill 65cm exercise ball: about 4 minutes approx. Length: 11" x 2" (unextended) assorted colors NOTE: Does not include or support a needle nozzle (used on basketballs or exercise/balance cushions)