<p>Size(Approx.): 35 * 35cm / 13.78 * 13.78 inch ( Before Inflating )</p> <p>Package: 1 x inflatable Lumbar Support, 1 x Pump</p><p>Pillow Case Removable</br> Pillow Case Washable</br> Application: lumbar support, lumbar rest, back support, back rest</br></p> <p>How to use:</br> Put the pillow on a seat, inflate it by pressing pump which on the top of tube, then adjust the height by inflate or deflated. It will be better to press the pillow when you deflated.</br> The inflatable pillow come with a zipper design mesh case. Remove the rubber hose from pillow directly before you clean the case, then connect the rubber hose to pillow after cleaning. </p>