Just squeeze to believe All Size and All Package. This down-alternative The Great American Store pillow features 100% hypoallergenic Polyester fill for firm support. This superior quality pillow provides the softness of down and comfortable support for back, side, and stomach sleepers alike. The shell is made of a 300-thread-count, 100% mercerized cotton fabric with a Window pane jacquard pattern. The 100% Polyester fill provides great loft recovery and does not shift, and is also machine washable and dryable on a cool setting.