Set of 3 vintage Star Trek Deep Space Nine Halloween masks.  Manufactured by Rubie's Costume Co. in 1993.  These masks are brand new and unworn with labelling stickers.  Benjamin Sisko mask measures approximately 22.5 x 18 cm.  Odo mask measures approximately 23 x 18.5 cm.  Quark mask measures approximately 20 x 21 cm.