This is a vintage deadstock Russell Athletic 70s gold tag ringer t-shirt, white/blue size adult XS   We found this at a sporting goods store that had closed down in the early 1990s and had sat ever since. It is a 50/50 cotton/polyester t-shirt, single stitch, made in the USA! Measurements are below. Please view pictures carefully for details and feel free to ask any questions prior to purchase. 

Pit to pit-15"
Length-24"