Pre-owned, adult small short sleeve knit shirt as shown. Very good used condition. Measures approximately 19 1/2" across front from armpit to armpit so approximately 39" all the way around armpit area. Measures approximately 26" from base of center back collar to bottom of hem. 100% polyester - this is that slick polyester fabric. Please see all photos for the various company advertisements on back of the shirt. Shipping within the US is 4.39. I accept PAYPAL. Thanks and please check out my other auction items. Smoke-free & pet-free home.