Whether you are a professional party planner or just looking to pump up the fun for a special event, Hi-Float has covered you. Ultra Hi-Float inside a latex helium balloon makes it float an average of 25 times longer! . Features: Air-filled balloons treated with Hi-Float maintain their original size much longer than untreated balloons. Ultra Hi-Float Large 2.84 Litres -96oz-Will coat Approx 600 x 28cm Latex Balloons- Pump required. Each