Lady Mary/Ateco Separator Plates, Set of 4 Set of 4 separator plates; set includes 6,-inch, 8-inch, 10-inch and12-inch diameter plates Made of precision molded polystyrene Provides sturdy platform for multi-tiered cakes Durable enough for multiple uses, yet affordable enough to be included with the cake By Lady Mary / Ateco; made in USA, since 1951