36 inch latex balloons are high quality, helium-grade latex balloons. Ideal for auto dealerships (outdoor car lots), balloon decorators, event planners, birthday parties, special events, retail stores, restaurants, store openings and more. Fill with either air or helium. Floats for approx. 3-5 days when filled with 99.9% pure helium. Ribbon not included. Approx. Helium required per balloon: 14 cu. ft.