Tattered at the edges (6)
I believe the answer is:
frayed
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">tattered at the edges</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for frayed that I've seen before include "Worn at the edge" , "Ravelled at the edges" , "Became strained" , "Tattered along the edges" , "in rough condition" .)