Duck Feather Bolster. This is the Duck Feather Bolster Pillow from Norfolk Feather. This wonderful pillow has a soft tension rating and is packed with Duck Feathers, providing excellent comfort and allows you to sink into your sleep with ease. The cotton twill cover adds to the luxury of the pillow. This pillow is available in all standard bed sizes. So buy this Duck Feather Bolster Now £12.00.