Tribeca Living Casablanca 5-Piece Cotton Floral Duvet Cover Set, King/California King 100% Cotton Set includes: One oversized king/Cal king duvet cover, two king shams and two decorative pillow covers Egyptian Cotton Sateen 300 Thread Count Single-ply yarn Sateen weave for soft and smooth feel Internal corner ties on duvet cover to secure the comforter and prevent shifting. Machine washable Machine washable King Duvet measures 110 inches x 96 inches.