Six-pack units (4)
I believe the answer is:
cans
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">six-pack units</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for cans that I've seen before include "Metal containers" , "Tins" , "Headphones" .)