1980s Union Jack knit T-shirt with white sleeves and back. This T-shirt was very stretchy and form fitting, and this style was made quite a lot by many different brands at this time, made popular by Def Leppard. The Shirt: Union Jack T-Shirt The Tag: Splash 100% cotton This T-shirt has already sold and I do not have another at this time. All items listed in the T-shirt archives are for reference only. See any other T-shirts we may have here.