Personalized Geotechnical Engineer Engineering Women's V-Neck T-Shirt. Geotechnical Engineer (Worlds Best) Women's V-Neck T-Shirt - Purple has a sports style engineering occupation logo. 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