Personalized Border Collie Mommy Women's V-Neck T-Shirt. Border Collie Dog Mom Women's V-Neck T-Shirt - Aqua with paw prints, dog bone and doggy toys logo on a gift for the Border Collie owner. 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