Personalized Butterfly Colorado Women's V-Neck T-Shirt. Pretty Butterfly Colorado Pride Women's V-Neck T-Shirt - White makes a nice gift for friends and family who live in or hail from Colorado. 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