Down Pillow Inserts We offer premium feather down pillow inserts. Each pillow insert is filled with 90% feathers & 10% Down, creating a soft comfortable product. If you would like custom pillow covers made, please convo us for a quote. These inserts look great with custom pillow covers to accent sofas, chairs, bed ensembles , benches, banquets, & window seats. Down Pillow Insert - 90/10 Feather Square Euro Sham Lumbar Round