T Shirt, National Park Advocate, National Parks Conservation Association, bear logo on front, back plain, forest green base t-shirt, American Apparel, 50% cotton, 50% polyester,. Tagged as a Size S, Small. Sizes vary between brands - please note actual measurements. Measuring laying flat, armpit to armpit = 17 inches, back down center not counting collar band = 25 inches. Pre-owned item in good condition, no holes, no tears, no stains.