Personalized 5th Birthday Penguin Men's V-Neck T-Shirt. 5th Birthday Men's V-Neck T-Shirt - White party celebration gift has cute penguin in a polka dot hat with the number 5 on its tummy. 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