Multifunction massage pillow dual use in car or at home;<br>You can use for leg ,lumbar ,cervical ,neck ,back or other;<br>Spandex fabric material used, type of filler for polyurethane polyether slow rebound cotton memory space;<br>accord with human body engineering design philosophy.<br>Use AAA x 2 pcs (battery not included)<br><br>Package<br>1 * Massager Neck Pillow<br>SIze : 18 x 25 x 10 cm