Personalized Math Teacher Decorative Line Women's V-Neck T-Shirt. Math teacher text with a decorative line sporting a math equation 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