Flaunting officially licensed NFL team logos, our NFL dog apparel makes your 4-legged friend a top-dog fan! NFL dog shirt features comfortable V-neck in polyester/cotton. Measure from neck to base of tail. Small fits dogs 12"-13", large fits dogs 16"-17". Small is 14" and large is 19". NFL dog bandana features vented mesh fabric that offers cool, comfy breathability; slide-through collar loop secures without tying. 100% polyester sports dog clothes. Both the dog bandana and shirt are machine washable.