South Bay Microfiber Down Alternative Comforter Set, King, Black Cover Material: Polyester; Fill Material: 100-percent Polyester Imported King set includes comforter (102"x86") and 2 shams (20"x36") Cover material: Polyester; Construction: End-to-end box; Binding: Self-piped edges with double stitching; Fill material: 100-percent polyester Ideal for year-round use; Machine washable