Personalized Pink Screw Loose Women's V-Neck T-Shirt. Mechanical Engineers are brilliant. No one would ever remark that they had a screw loose somewhere! A subtly funny gift design in pink for 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