Memory foam cushion. Product Description: ・Color: Brown ・Size: 40cm x 40cm x 10cm Details on the product's size and features can be found on the official website link: https://www.kohnan-eshop.com/shop/g/g4522831064007/?srsltid=AfmBOop98WLgWFyse3se03B2znfTTytoIzn_MP24DPd9bVbk_LNiiwy5 Standard Price: 2800 yen Product Condition: Used 2-3 times, but there are no noticeable stains. I don't see any issues to report, but please understand that this item has been stored at home. Please refrain from purchasing if you are concerned about minor details. Purchased approximately 1 year ago. I am selling it because it no longer matches my interior after moving and has been stored in a closet. I am also selling this item on other sites, so it may no longer be available. Thank you for your understanding. Please consider purchasing only if you will not cancel the transaction and if you understand that the size and condition are approximate for a used item!