Create a memorable graduation celebration with our Black Graduation Cap Mylar Balloons. Each package contains one balloon, and there are 10 packages per case for a total of 10 balloons. These balloons measure 16" x 22.5" and are made of Mylar, so they'll last throughout the entire celebration. The unique shape of the balloon is designed to look like a mortarboard with a tassel attached, adding an extra festive touch to the party. With our discount bulk pricing, these balloons are the perfect way to complete any graduation party scene.