Join the adventure in Chuggington! Our Chuggington Thank You Notes feature the little, red engine-who-could, Wilson, riding the tracks with bold "Chugga-choo…" and "Thank you!" headlines. Interior is blank for personalization. These cute Chuggington Thank You Notes are a great way to end your traintastic birthday adventure! Package includes 8 Chuggington Thank You Notes and 8 envelopes.