There are several options here; as a rule, the choice comes down to everyone’s preferences. However, the bed cushions’ filling can make a big difference if you have allergies or are sensitive to certain materials. Natural filling – is mainly represented by goose or duck feathers, but can also include other materials such as silk, linen, wool, or kapok. Pillows with natural filling are soft and light and are recommended if you change your position often during sleep, as they will slightly change their shape according to your posture.