Personalized Brain Cancer For My Dad Awareness Support Women's V-Neck T-Shirt. Brain cancer support gray awareness ribbon with for my Dad slogan on a Women's V-Neck T-Shirt - Black for a son or daughter to wear at a family walk event. 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