Hand Warmers， (Baker's Dozen - 13 pack) Reusable &amp; Portable<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> BONUS BAKER'S DOZEN PACK ~ 13 REUSABLE HAND WARMERS </span></li><li><span class="a-list-item"> Convenient &amp; Portable Heat Therapy Anywhere </span></li><li><span class="a-list-item"> Pinch Disc ~ Triggers Crystallization Produces Heat up to 130 F within Seconds </span></li><li><span class="a-list-item"> When Crystallization Starts， Massage the Pad a Little to Keep Pliable </span></li><li><span class="a-list-item"> These Heat Packs can Hold Temperature for up to 75 Minutes </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/61FiX4pzLYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41VJUYp41SL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41iAFVnoNSL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61TM%2B%2BRDVXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/519P2%2BtunSL.jpg" noproxy>