Crisp smooth lustrous fabric (7)
I believe the answer is:
taffeta
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">crisp smooth lustrous fabric</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 taffeta that I've seen before include "Fine crisp lustrous fabric" , "Fabric -- a fat eft (anag)" , "Stiff shiny material" , "stuff made for dressing" , "fine material for dressing" .)