Personalized Triathlon Sports Gift Must Tri Women's V-Neck T-Shirt. Triathlon Women's V-Neck T-Shirt - White with colorful swimming biking running logo banner and must tri sports quote. 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