Personalized Luckiest Grandma Ever St Patricks Irish Women's V-Neck T-Shirt. Cute luckiest Grandma Ever Women's V-Neck T-Shirt - White with lucky green four leaf clover for grandmother on St Patricks Day. 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