Infrared Heat Therapy Healing Natural Jade Chair Mat / Pad JadeSeatBack<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> This healing mat includes 180 pieces of natural jade stones - the Asian tradition of heating jade stones for comfort and health. Every jade stone 1" in diameter. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> With a programmable Thermostat， provides safe， long-lasting， deep penetrating far infrared therapeutic heat. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> The temperature adjustable from 25 to 50 degree in Celsius . Heats in winter， cools in summer. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Provides negative ion therapy. Block harmful electromagnetic radiation. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Improve blood circulation and immune system.. Relieve pain and stress. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41y%2BRi1Y72L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51PEkolXESL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/314ZNoOy5pL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/6131fDHjQvL.jpg" noproxy>