This is the "Duet," a higher-end model from Airweave. It is a new, unused item after purchase. It features a reversible design with different firmness levels on the front and back, allowing you to adjust the sleeping comfort to your preference. It excels in pressure distribution, making it easier to turn over and reducing the burden on your lower back and back. The cover is removable and washable. 【Condition】 ・Unused ・Please note that there may be some scratches on the outer box or bag due to storage. ・No pets / No smokers 【Included Items】 ・Main body ・Cover (All original accessories are included) 【Shipping】 It will be carefully packed and shipped via Mercari delivery service. Due to size constraints, it may be compressed or simply packaged. 【Notes】 Although it is a new item, it has been stored at home. Please refrain from purchasing if you are looking for a perfect item or are overly sensitive. Please feel free to ask any questions in the comments.