cthoper lumbar support inflatable cushion backrest portable pillow with pump for car, office chair, home, travel, camping (black) cthoper <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>