Royal Hotel Soft, Light, Warm Down Comforter, 650 Fill Power, 100% Cotton Cover/Shell, 300 Threadcount, Solid White, King/California-King 100% Cotton Luxury down comforter provides warmth for year-round comfort King/Cal-King Size 106x90 inches, filling with 600+ Fill power, 100% Natural Down 300TC -Cotton Cover. Hypo-allergenic, Allergy Free. Dry clean only Box-stitching design to avoid any shifting in your comforter an for the Maximum warmth All Season Light Solid Down Comforter, Hypo-allergenic, Allergy Free.