Net fabric (4)
I believe the answer is:
mesh
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">net fabric</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for mesh that I've seen before include "Interconnected configuration" , "Netting made of wire or thread" , "Engage; net" , "Work well together" , "Knit or weave for Shem" .)