Everybody knew what you meant and it’s what we always called them because it’s made of lightweight t-shirt material. Also, this was how we dressed in the mid/late 90s. By the 2000s I was transitioning from jnco’s to diesel and prada. From the 2010s onward I’ve given progressively less of a shit and everything is just a range of old t-shirts that don’t have too many holes in them or something somebody gave me on my birthday…