Personalized 2nd Grade Teacher Funny Halloween Costume Women's V-Neck T-Shirt. 2nd Grade teacher I'm batty about my students Women's V-Neck T-Shirt - Black makes a great Halloween week costume idea. 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