Personalized Choo Choo 1st Birthday Men's V-Neck T-Shirt. IT'S MY 1ST BIRTHDAY with colorful choo choo train with party hat, balloons, birthday gifts and big number 1 candle Men's V-Neck T-Shirt - White. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem