Hanes Girls’ Short Sleeve Tee:100% cotton jersey. The essential girls’ tee! Soft, cotton jersey for a comfortable fit. Lay Flat Collar keeps its shape, guaranteed. Reinforced stitching for added durability. All the comfort of Hanes, with our famous tag-free collar. Machine wash cold with like colors. Only non-chlorine bleach when needed. Tumble dry low. Low iron if needed.