These Halloween balloons will add a touch of cute to a spooky day! This bouquet of high quality helium balloons includes all balloons shown in the product photo. Balloons will ship deflated.Size:Latex Balloons - 11 inchesMylar Balloons - 17 inches * Balloons require helium to float, but can be filled with air if floating isn’t necessary. Our latex balloons are made of natural rubber latex, and are biodegradable. String sold separately.