BeeFast 40 LPM Double Action Hand Pump Inflator For Yoga, Gym, and Exercise Balls Fast-flow up to 40 lpm speeds inflation of gym, yoga, exercise and inflatable toys Double action long-stroke means inflation occurs on both the push and pull Inflates most standard exercise balls 4x faster than standard bellows pumps Colors may vary Can be used for inflatable pool toys, balloons, and Rody Horse type products