Personalized Biology Teacher Worms Men's V-Neck T-Shirt. Biology Teacher in wormy text a humorous design for your favorite teacher or college graduate at back to school, birthdays, holidays and graduations. 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