ROHO 1R88C wheelchair cushion with air cell construction, size 36cm x 36cm, black, providing comfortable support. - Model Name: ROHO 1R88C - Size: 36cm x 36cm - Material: Air cell construction - Color: Black Thank you for viewing. I am not the user, so I do not know the details. Includes cover, pump, and instruction manual. No air leaks. Box not included. Will ship deflated. If you wish to have it shipped inflated in the box, it will be an additional 500 yen. Please let me know before purchasing.