Thank you for viewing. No comments, instant purchase is OK. La-VIE Koshi no Mikata (Friend of the Waist) Air-Inflatable Roller This is an air-inflatable cushion-type stretch roller. By lying on your back and placing the roller between your lower back and the floor, you can stretch to correct your pelvis and refresh your stiff back. Made with a soft-touch velvet material. Air-inflatable. When not in use, it can be stored small and compactly, making it convenient to carry. Please note that we do not accept returns. Everything in the images is included.