Dynarex Instant Cold Pack with Urea (non-toxic) 4 Inches X 5 Inches， 24-Count<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> 4Inch x 5Inch Instant Cold Pack with non-toxic urea. Cold packs are a convenient direct replacement for crushed ice used in first aid or sport injuries. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Each case contains 24 cold packs which are one time use and disposable. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Provides soothing relief and aids in controlling further damage from minor injuries. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> A product of choice to those that would prefer not to use a cold pack with ammonium nitrate. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> This item is not for sale in Catalina Island </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51lmwYtvPAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31Z9htiEKeL.jpg" noproxy>