M (Back12"" Chest17"") | Please note: if what you get is without Alroman tag,you could ask seller to refund you the full money, because what you get is not authentic Alroman product. If seller refuse to refund you, you could contact Amazon to report this | Every seam of the black dog shirt is tight and well stitched, high quality safety environmental cotton fabric | The black dog shirt is printed with I Love My Daddy Letters, pretty and adorable | The black dog shirt is perfect for Father's Day, everyday wear, outdoors, walking and traveling