For those who use the Electric Field Footbath dyu Cosmo Health, Doctor Presence, and iasis 14000 See the manufacturer's website below: https://www.cosmohealth.co.jp/products/cosmodoctor/dyu.php Only the black cushion at the bottom of this product is not included. It is said that the effect does not change whether or not it is present. Please understand and agree to the condition that you will not complain about anything whatsoever in the future. Please refrain from purchasing if you are particular about the condition or concerned about dirt or damage. Shipping costs will be via Yamato Transport cash on delivery only. We cannot accommodate any other shipping methods, so please understand. Regarding this item, please purchase only if you agree not to complain about anything in the future. We will not give a negative rating for this item under any circumstances, so please agree that you will not give a negative rating under any circumstances either.