Sentence:  The service makes available, during limited weekend hours, a handful of the company's items &ndash; cargo shorts, <WSD>tank tops</WSD>, and the like &ndash; to the Hamptons house guest who discovers that he can't make it to Monday without purchasing one of those weird madras patchwork blazers. 
Meaning of the word marked with <WSD> tags:  An item of casual clothing: a top with no sleeves.