Personalized Blue Engineer Fish Women's V-Neck T-Shirt. Biological engineer text in the shape of a fish in blue is a unique gift design for back to school, birthdays, holidays and graduation. 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