Buckwheat car cushions are filled with a large number of buckwheat shells, so as to achieve the purposes of ventilation, sweat absorption, moisture removal and health preservation, and have a certain health care function. However, buckwheat car cushions are afraid of moisture, and once they are wet, they will go moldy and deteriorate, producing a musty smell, which will affect the ride comfort and health of passengers in the car.

Different cushions have different effects, flax is breathable, and most of them are filled with sterilization and health preservation materials such as buckwheat shells and cassia seeds, but the porous structure of the fabric is not resistant to dirt. Leather is clean and easy to clean, but the purchase inside needs attention.