Trainer's Choice Neck Collars， Medium<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Easy and comfortable to use </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Medium density polyflex foam provides for a comfortable fit </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Md 12-15 inches when measuring around the largest part of the neck </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/513dnFXyn8L.jpg" noproxy>