Cute Kids Baseball Sister T-shirt - #1 Baseball Sister Shirt 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 Super Cute Distressed Proud Baseball Sister Sis Shirt Perfect gift for your little #1 baseball fan! Lightweight, Classic fit, Double-needle sleeve and bottom hem