Contour pillows are one of the simplest and most effective fixes for neck pain. Kapok is a natural fiber that comes from the Ceiba Tree in Central America. Kapok fibers come from the trees seed pods, which shed seasonally, meaning there is no machinery required to harvest it. With a silky and fluffy consistency, kapok has the benefits of being fluffy like down. The pillow casing is soft, organic cotton sateen.