Bridal shop item (4)
I believe the answer is:
veil
'bridal shop item' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for veil that I've seen before include "Mantle" , "Cover, conceal" , "Bridal headdress" , "Yashmak, e.g." , "Curtain, disguise" .)