Thank you for your interest in the product. [Product Details] [LIFE FIT] Life Fit While sleeping, with air bags Compact storage, lightweight Fit011 Fitness equipment, not for medical purposes I purchased this on Mercari in July. I don't know the period of use, but I think it's in good condition. However, since it is a used item, please refrain from purchasing if you are at all concerned about the condition of the item. Please check and make your judgment based on the images. No instruction manual, so please be aware of that. Please see the product on google.com.