Personalized 2nd Grade Teacher Funny Halloween Costume Men's V-Neck T-Shirt. 2nd Grade teacher I'm batty about my students Men's V-Neck T-Shirt - Black makes a great Halloween week costume idea. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem