Balloons are 100 percent biodegradable and decompose as fast as an oak leaf in your backyard. Color: Chocolate Brown. Ideal for a Birthday Party a Wedding and any other events Balloons ship uninflated. Helium filled balloons should be tied securely to a balloon weight that will keep them from releasing into the air. Never releasing foil balloons into the air. Please ensure uninflated balloons are kept away from children and discard ruptured balloons immediately.