Elevate the party atmosphere with lovely latex balloons here in a nice grey color that is perfect for a balloon bouquet, wedding, or party. The more balloons, the more fun the party! Latex is the most common type of balloon and is also called a rubber balloon. All balloons from Ballongkungen are of the highest quality, Top of The Line, made for helium and are a bit thicker and denser than the balloons you usually find in stores. Unsurpassed flight time with helium makes it highly appreciated, up to 24 hours without Hi-Float. Approximately seven days with Hi-Float. The balloon is made of soft and flexible latex, which makes it easier to create different decorations. The extra long neck facilitates tying. Material: Latex (100% natural rubber) Size: 30 cm. Flight time without Hi-Float: 20-24 hours. Flight time with Hi-Float: up to 7 days. Volume: Approximately 14 liters. Lifting capacity: Approximately 12 g frame Manufacturer: Kalisan, Turkey Biodegradable.