One 16 ounce Train Keepsake Cup. Give your guests a reusable party favor to take home with them! The wrap-around design features a bouncy train and a sunny blue sky. Our Train 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 cute decoration.