Our classic down inserts are specifically designed and recommended to fit our decorative pillows. Each insert is filled with a lofty feather and down mixture for ideal firmness. If unsure of the size, please email for assistance. Sizes are in the drop down menu. Custom sizes for optimum fit 260-thread count; 100% cotton cover Sterilized filling: 95% white goose feathers, 5% white goose down 220-250 fill power