Personalized Geography Rock On Women's V-Neck T-Shirt. Geography rock on text with a dancing rock holding the earth is a humorous gift design for teachers and students at back to school, birthdays and holidays. 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