65% cotton, 35% polyester lightweight pet shirt Ribbed sleeve and bottom cuff Runs smaller then typical dog hoodie. Most average size frenchies wear an XL, with broader frenchies (approx 27+ lb) wears a 2XL. Please check size chart and give your dog 1-2 inches wiggle room in both chest and neck. Products ship within four business days. You will receive tracking information once the order has been completed.