I received this item as a used gift from a friend, but I haven't used it, so I'm putting it up for sale. Please understand that this is a used item before purchasing. ・Brand: World Zakka ・Color: Brown ・Size (approx.): 39cm (height) x 32cm (width) x 6.5cm (thickness) ・Weight (approx.): 380g ・Material: Cushion: Polyurethane 　　　　　 Cover: Polyester, Cotton ・Retail Price: 2,980 yen ・Care Instructions: Cover can be removed and washed. 【Recommended by Midwives and Mothers】This high-resilience donut cushion slowly conforms to the shape of your bottom. It provides firm support for your hips and lower back, and disperses body pressure appropriately. 【Easy-to-Use Oval Shape】The oval-shaped center hole covers a wider area, and you can change the orientation to address various concerns. 【Safe for Children】This product has been tested by a third-party organization for formaldehyde, which can cause sick building syndrome, and has passed the strict testing standards for "infant products." 【Other】There may be small air bubbles (holes) in the polyurethane of the cushion that occur during production, but this does not affect the quality or usability.