The B.O.S.S 1000 is a pre-strung balloon drop system that holds 1000-9 inch balloons or 500-11 inch balloons. The easy loading, zippered end holds itself open with a 4 1/2 foot circle of spring steel! It's easy to hang with the attached professional rigging line. The easy to pull, pre-strung, 75 foot, black woven cord is ready for release! It's reusable! And collapses to fold and fit in the provided 20 inch square storage bag.