One 16 ounce Avengers Assemble Keepsake Cup. Give your guests a reusable party favor to take home with them! The wrap-around design features the Hulk, Captain America, Thor, and Iron Man, ready to assemble. Our Avengers Assemble Keepsake Cup is made of sturdy, BPA-free plastic, perfect for holding cold drinks or party favors. Tie some bright balloons to a keepsake cup, and place one at each table setting for a decoration fit for a superhero!