Big Sis Shirt 2018 Announcement Finally For Girls Sister Tee Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat Big Sis Shirt 2018 Announcement Finally For Girls Sister tee Clothes. GIFT FOR THE NEW BIG SIS for this 2018 year! She is the super Big Sis! big sis tshirt . Best shirts for girls in early grades, Preschool, Toddlers, Kindergarten and Little kids. Soon to be a big sis? going to be a big sis again? best sister gifts for little girls. She can even use it as big sis announcement shirt to announce her new sibling and for you to announce you are having another baby! perfect siblings' shirts. Lightweight, Classic fit, Double-needle sleeve and bottom hem