All zafus have buckwheat fill with removable covers for cleaning.  The zabutons are filled with cotton batting. 
Mindful and Modern products take meditation to the next level.  Made from ultra soft velvet, this set will improve your meditation practice in luxury.   Designed to keep pressure off of knees, back and ankles.  Assists in keeping spine erect and posture straight.
Mindful and Modern products are recognized by Oprah, Refinery 29 and the Chopra Centre.