This shirt is perfect for a variety of party themes like the BIG ONE, O-fish-ally ONE, fishing, boating or just for your little one who loves water/fish. I can personalize with any age. Please put your preference in the notes/comments at checkout, if not number is indicated, I will use I'm the big ONE like pictured with a grey tee and blue N. This shirt is short sleeve. If you'd like long sleeve, contact me for availability and extra charge. Heat pressed names can be added for $5, if you prefer sewn, name can be added for $10. This is an appliquéd and sewn tee with heat pressed I'm the big. Here are the t-shirt measurements: 12-18m Tee (fits 9-12m) 9.5 in x 13.5 in 18-24m Tee (fits 12-18m) 10 in x 14.25 in 18m TTS Tee (fits 18-24m) 10.75 in x 15 in 2T True To Size Tee 12 in x 15.5 in Convo me with any questions!