Thin wrapping material (6,5)
I believe the answer is:
tissue paper
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">thin wrapping material</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tissue paper that I've seen before include "Kleenex" , "There may be a valuable article in it!" , "Wrapping for delicate objects" , "delicate sheets" .)