JS Fiber Dupont Hollofil II: Poly-Cotton cover, 100% Dacron poly fiberfill, superior resiliency, provides lasting plumpness Please allow up to 4-6 weeks for delivery as pillows ship directly from the mill. Minimum order as shown per size. Order Carefully! Pillows are NOT RETURNABLE. Exchanges are only for factory defect or order error on our part. Due to UPS and Fed EX regulation changes, all pillow shipments are classified as oversized and given a rate that reflects this new class.