Personalized Whatif I Love to Swim with Whatif Monster Women's V-Neck T-Shirt. Take a dip with the Whatif Monster! Whatif I Love to Swim with Whatif Monster Women's V-Neck T-Shirt - White, from the hit children's book, "Jonathan James and the Whatif Monster" by Michelle Nelson-Schmidt. 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