One 13 x 19 inch Lil Monster 1st Birthday Street Party Poster. This poster is printed on high-quality satin sheen paper and was created by Moxzie, Inc. to coordinate with our Sesame Street and Elmo 1st Birthday Party Supplies. Place your Lil Monster 1st Birthday Street Party Poster on the wall behind the food table. Let guests know where the party house is by fastening one of these friendly posters to your front door. Or try attaching Lil Monster 1st Birthday Street Party Posters to wooden dowels and placing them in your yard for a unique display!