Personalized 13th Wedding Anniversary Cheers to 13 Years Women's V-Neck T-Shirt. Celebrate your anniversary in style with our 13th Wedding Anniversary Cheers to 13 Years apparel and gifts. Show your love and commitment to each other with these beautiful and unique items. 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