Personalized Earth Day Rocks Women's V-Neck T-Shirt. Earth Day Women's V-Neck T-Shirt - White to support our planet with funny and cool earth wearing sunglasses graphic says Earth Day Rocks. For conservationist, green and earth lovers. 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