Personalized Penguin Dude Women's V-Neck T-Shirt. Penguins are adorable marine birds of the Antarctic. This penguin dude definitely is proudly strutting his stuff. A fun gift design for birthdays and holidays. 5.0 oz., 100% pre-shrunk cotton Athletic Heather is 90/10 cotton/polyester 1x1 rib collar with mitered v-neck Shoulder-to-shoulder taping Ladies' fit