12 Oz. (4 Pack) Isobrick / Ice Pack - Isolator Fitness<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Purchase in packs of 2， 4 or 6. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Designed for use in the in 3- and 6-Meal ISOBAG™ and ISOPACK™. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Made with nontoxic materials. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Keeps food cold up to 12-16 hours. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Maintains its shape during freezing and thawing. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51k1uEIk-yL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41D9iVN3gfL.jpg" noproxy>