Let your calendar go WILD! Included in this set are number cards 1-31, 23/30, 24/31, Happy Birthday (2), and No School. Monthly headers are also included. The date cards measure 2.5" square and the monthly headers measure 10 x 3.5. All pieces have adorable animal print borders with black frames and a sharp white text. These pieces will fit any calendar set you have and your favorite pocket chart.