MaxHeat by SoftHeat Ultra Back Wrap<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Polyester ( 100 %) </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> 4 heat settings </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Auto Shut-off </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> UltraSoft back wrap - machine wash and dry </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/315BFmpn%2BYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51OgINSAZ4L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31zB24SVWsL.jpg" noproxy>