tank top

toppi An item of casual clothing: a top with no sleeves.
2004, The New Yorker, 30 August 2004, p.38

The service makes available, during limited weekend hours, a handful of the company's items – cargo shorts, tank tops, and the like – to the Hamptons house guest who discovers that he can't make it to Monday without purchasing one of those weird madras patchwork blazers.